{"title":"Form C Flat Washers","description":"\u003cp\u003eForm C Flat Washers in A2 (304) and A4 (316) stainless steel. 25 products, with size and grade filters to narrow the list.\u003c\/p\u003e","products":[{"product_id":"simfix-flat-washer-form-c-bs4320-c-a2-stainless-steel-m6","title":"M6 Flat Washer, Form C BS4320-C A2 Stainless Steel","description":"\u003cp\u003eM6 flat washer (Form C, large OD) in A2 stainless steel to BS4320-C. The large outer diameter covers oversized holes and spreads clamping load over a wider bearing area than a standard Form A washer of the same nominal size. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124257137015,"sku":"125CA2064-D","price":2.73,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57124257169783,"sku":"125CA2064-T","price":4.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA2064_20OD_20_282FC06_29.jpg?v=1779795020"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a2-stainless-steel-m8","title":"M8 Flat Washer, Form C BS4320-C A2 Stainless Steel","description":"\u003cp\u003eM8 flat washer (Form C, large OD) in A2 stainless steel to BS4320-C. The large outer diameter covers oversized holes and spreads clamping load over a wider bearing area than a standard Form A washer of the same nominal size. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124257235319,"sku":"125CA2084-D","price":3.0,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57124257268087,"sku":"125CA2084-T","price":6.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA2064_20OD_20_282FC06_29_f7824b24-2823-4dec-b35a-da689c180e02.jpg?v=1779795023"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a2-stainless-steel-m10","title":"M10 Flat Washer, Form C BS4320-C A2 Stainless Steel","description":"\u003cp\u003eM10 flat washer (Form C, large OD) in A2 stainless steel to BS4320-C. The large outer diameter covers oversized holes and spreads clamping load over a wider bearing area than a standard Form A washer of the same nominal size. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124257300855,"sku":"125CA2105-D","price":2.39,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57124257333623,"sku":"125CA2105-T","price":6.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA2064_20OD_20_282FC06_29_68a240d7-678d-4838-871d-c5864fbfc36f.jpg?v=1779795025"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a2-stainless-steel-m12","title":"M12 Flat Washer, Form C BS4320-C A2 Stainless Steel","description":"\u003cp\u003eM12 flat washer (Form C, large OD) in A2 stainless steel to BS4320-C. The large outer diameter covers oversized holes and spreads clamping load over a wider bearing area than a standard Form A washer of the same nominal size. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124257366391,"sku":"125CA2130-D","price":2.68,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57124257399159,"sku":"125CA2130-T","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA2064_20OD_20_282FC06_29_21d078ca-2d26-4637-9bef-d958a3f082d1.jpg?v=1779795027"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a4-a4-stainless-steel-m6","title":"M6 Flat Washer, Form C BS4320-C A4 Stainless Steel","description":"\u003cp\u003eM6 flat washer (Form C, large OD) in A4 stainless steel (316 marine grade) to BS4320-C. The large outer diameter spreads load over a wider area than a standard Form A washer - useful for oversized holes and soft parent materials. A4 (316) resists saltwater and chloride attack for coastal and marine use. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124276240759,"sku":"125CA4064-D","price":7.1,"currency_code":"GBP","in_stock":true},{"title":"Pack of 100","offer_id":57124276273527,"sku":"125CA4064-T","price":6.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA4053_20_284FC05_29_202.jpg?v=1779795219"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a4-a4-stainless-steel-m8","title":"M8 Flat Washer, Form C BS4320-C A4 Stainless Steel","description":"\u003cp\u003eM8 flat washer (Form C, large OD) in A4 stainless steel (316 marine grade) to BS4320-C. The large outer diameter spreads load over a wider area than a standard Form A washer - useful for oversized holes and soft parent materials. A4 (316) resists saltwater and chloride attack for coastal and marine use. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124276306295,"sku":"125CA4084-D","price":4.51,"currency_code":"GBP","in_stock":true},{"title":"Pack of 100","offer_id":57124276339063,"sku":"125CA4084-T","price":6.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA4053_20_284FC05_29_202_c8c7788a-eb9e-4ccb-bd72-e66f89e6401b.jpg?v=1779795221"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a4-a4-stainless-steel-m10","title":"Flat Washer, Form C BS4320-C A4 Stainless Steel (M10)","description":"\u003cp\u003eM10 flat washer (Form C, large OD) in A4 stainless steel (316 marine grade) to BS4320-C. The large outer diameter spreads load over a wider area than a standard Form A washer - useful for oversized holes and soft parent materials. A4 (316) resists saltwater and chloride attack for coastal and marine use. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124276371831,"sku":"125CA4105-D","price":2.76,"currency_code":"GBP","in_stock":true},{"title":"Pack of 100","offer_id":57124276404599,"sku":"125CA4105-T","price":10.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA4053_20_284FC05_29_202_7d44f4cd-4e50-4158-8b78-12d17762beaa.jpg?v=1779795222"},{"product_id":"simfix-flat-washer-form-c-bs4320-c-a4-a4-stainless-steel-m12","title":"M12 Flat Washer, Form C BS4320-C A4 Stainless Steel","description":"\u003cp\u003eM12 flat washer (Form C, large OD) in A4 stainless steel (316 marine grade) to BS4320-C. The large outer diameter spreads load over a wider area than a standard Form A washer - useful for oversized holes and soft parent materials. A4 (316) resists saltwater and chloride attack for coastal and marine use. Free next-day UK delivery on orders over £50.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57124276437367,"sku":"125CA4130-D","price":6.77,"currency_code":"GBP","in_stock":true},{"title":"Pack of 100","offer_id":57124276470135,"sku":"125CA4130-T","price":13.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM125CA4053_20_284FC05_29_202_0ba59829-e3aa-46c5-8618-3345d3df39c4.jpg?v=1779795223"},{"product_id":"m14-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M14 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M14 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507549872503,"sku":"BS4320CA214-D","price":8.34,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507549905271,"sku":"BS4320CA214-T","price":34.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m14-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M14 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M14 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507549970807,"sku":"BS4320CA414-D","price":23.94,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507550003575,"sku":"BS4320CA414-T","price":129.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m16-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M16 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M16 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507552002423,"sku":"125CA2170-D","price":3.95,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507552035191,"sku":"125CA2170-T","price":17.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m16-flat-washer-form-c-bs-4320-c-a4-stainless-steel","title":"M16 Flat Washer, Form C BS 4320-C A4 Stainless Steel","description":"\u003cp\u003eThis M16 Form A flat washer is manufactured to BS 4320-C in A4 stainless steel (316 grade). BS 4320-C specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507552133495,"sku":"125CA4170-D","price":6.98,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507552166263,"sku":"125CA4170-T","price":39.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m20-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M20 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M20 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507562520951,"sku":"125CA2210-D","price":5.93,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507562553719,"sku":"125CA2210-T","price":28.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m20-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M20 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M20 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507562619255,"sku":"BS4320CA420-D","price":11.94,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507562652023,"sku":"BS4320CA420-T","price":72.08,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m24-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M24 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M24 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 100, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507567141239,"sku":"125CA2250-D","price":17.93,"currency_code":"GBP","in_stock":true},{"title":"Pack of 100","offer_id":57507567174007,"sku":"125CA2250-T","price":41.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m24-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M24 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M24 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507567206775,"sku":"BS4320CA424-D","price":19.3,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507567239543,"sku":"BS4320CA424-T","price":82.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m27-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M27 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M27 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507568877943,"sku":"BS4320CA227-D","price":10.99,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507568910711,"sku":"BS4320CA227-T","price":39.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m27-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M27 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M27 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507568943479,"sku":"BS4320CA427-D","price":35.44,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507568976247,"sku":"BS4320CA427-T","price":173.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m30-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M30 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M30 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507588407671,"sku":"BS4320CA230-D","price":13.68,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507588440439,"sku":"BS4320CA230-T","price":54.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m30-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M30 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M30 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507588505975,"sku":"BS4320CA430-D","price":22.14,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507588538743,"sku":"BS4320CA430-T","price":101.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m33-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M33 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M33 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 10 to 50, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57507593879927,"sku":"BS4320CA433-D","price":31.25,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57507593912695,"sku":"BS4320CA433-T","price":149.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m36-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M36 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M36 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 2 to 10, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 2","offer_id":57507594830199,"sku":"BS4320CA436-D","price":21.16,"currency_code":"GBP","in_stock":true},{"title":"Pack of 10","offer_id":57507594862967,"sku":"BS4320CA436-T","price":35.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m4-flat-washer-form-c-bs-4320-a2-stainless-steel","title":"M4 Flat Washer, Form C BS 4320 A2 Stainless Steel","description":"\u003cp\u003eThis M4 Form A flat washer is manufactured to BS 4320 in A2 stainless steel (304 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507599253879,"sku":"125CA2043-D","price":4.69,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507599286647,"sku":"125CA2043-T","price":5.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m4-flat-washer-form-c-bs-4320-a4-stainless-steel","title":"M4 Flat Washer, Form C BS 4320 A4 Stainless Steel","description":"\u003cp\u003eThis M4 Form A flat washer is manufactured to BS 4320 in A4 stainless steel (316 grade). BS 4320 specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507599581559,"sku":"BS4320CA404-D","price":6.66,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507599614327,"sku":"BS4320CA404-T","price":9.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m5-flat-washer-form-c-bs-4320-c-a2-stainless-steel","title":"M5 Flat Washer, Form C BS 4320-C A2 Stainless Steel","description":"\u003cp\u003eThis M5 Form A flat washer is manufactured to BS 4320-C in A2 stainless steel (304 grade). BS 4320-C specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns. For coastal, marine, or chloride-rich environments, Simfix A4 (316 grade) equivalents are available.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507603677559,"sku":"125CA2053-D","price":2.63,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507603710327,"sku":"125CA2053-T","price":3.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"},{"product_id":"m5-flat-washer-form-c-bs-4320-c-a4-stainless-steel","title":"M5 Flat Washer, Form C BS 4320-C A4 Stainless Steel","description":"\u003cp\u003eThis M5 Form A flat washer is manufactured to BS 4320-C in A4 stainless steel (316 grade). BS 4320-C specifies the normal series flat washer - the standard size paired with the majority of metric bolt and nut combinations. Placed under a bolt head or nut face, the washer spreads the clamping load over a larger bearing area, reducing stress on the parent surface and protecting softer materials such as timber, aluminium, and plastics from marking or crushing under the fastener head.\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral-purpose load spreading under bolt heads and nuts\u003c\/li\u003e\n\u003cli\u003eTimber, aluminium, and plastic substrates that need protection\u003c\/li\u003e\n\u003cli\u003eIndoor and outdoor structural assemblies\u003c\/li\u003e\n\u003cli\u003eWorkshop, engineering, and maintenance fixings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in packs of 25 to 200, with free next-day UK delivery on orders over £50 and 30-day no-quibble returns.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 25","offer_id":57507603775863,"sku":"125CA4053-D","price":5.25,"currency_code":"GBP","in_stock":true},{"title":"Pack of 200","offer_id":57507603808631,"sku":"125CA4053-T","price":8.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/simfix-2FC08_1.png?v=1789550804"}],"url":"https:\/\/simfix.com\/collections\/form-c-flat-washers.oembed","provider":"Simfix","version":"1.0","type":"link"}