{"title":"Size 4-40 - Type 316 Stainless Phillips Flat Head Machine Screws","description":"\u003ch4\u003eThe length of a flat head screw is determined by measuring from the top of the head to the end of the screw (the whole screw). Type 316 stainless steel has a superior resistance to rust and corrosion and is a must for any salt or chlorine water applications. \u003cspan\u003eClick on each size below for more information.\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/MS_Flat_Head_Screw_diagram_bb9f8330-dc41-43bf-8cdd-fcb41bfd6b1f.jpg?v=1764575005\" alt=\"\"\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/h4\u003e","products":[{"product_id":"size-4-40-x-1-4-type-316-stainless-steel-phillips-drive-flat-head-machine-screws","title":"Machine Screw Phillips Drive Flat Head 4-40 x 1\/4\" Type 316 Stainless","description":"\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane active\" id=\"tab-description\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/Screws_MS_20Flat_20Head_20Screw.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4 color:=\"\" open=\"\" rgb sans sans-serif style=\"font-family: \"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSize = 4-40\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eA = .112\" (Screw Diameter)\u003cbr\u003eL = 1\/4\" (Length)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eD = .212\" (Head Diameter)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eH =.067\" (Head Height)\u003cbr\u003eCountersink = 82°\u003cbr\u003ePhillips Drive = #1 \u003cbr\u003eDrill Size = #43\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Marine Bolt Supply","offers":[{"title":"Default Title","offer_id":42275537289278,"sku":"6-FMPF-04C025","price":0.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/stainless_20phillips_20flat_20machine_20screw-500x500_569e9f3f-96d3-4d6b-8bd7-1f0583586831.jpg?v=1764420203"},{"product_id":"size-4-40-x-5-16-type-316-stainless-steel-phillips-drive-flat-head-machine-screws","title":"Machine Screw Phillips Drive Flat Head 4-40 x 5\/16\" Type 316 Stainless","description":"\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane active\" id=\"tab-description\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/Screws_MS_20Flat_20Head_20Screw.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4 color:=\"\" open=\"\" rgb sans sans-serif style=\"font-family: \"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSize = 4-40\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eA = .112\" (Screw Diameter)\u003cbr\u003eL = 5\/16\" (Length)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eD = .212\" (Head Diameter)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eH =.067\" (Head Height)\u003cbr\u003eCountersink = 82°\u003cbr\u003ePhillips Drive = #1 \u003cbr\u003eDrill Size = #43\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Marine Bolt Supply","offers":[{"title":"Default Title","offer_id":42275537322046,"sku":"6-FMPF-04C031","price":0.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/stainless_20phillips_20flat_20machine_20screw-500x500_b77be2a5-a23c-4fd3-848a-bad9e571cfdd.jpg?v=1764420204"},{"product_id":"size-4-40-x-3-8-type-316-stainless-steel-phillips-drive-flat-head-machine-screws","title":"Machine Screw Phillips Drive Flat Head 4-40 x 3\/8\" Type 316 Stainless","description":"\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane active\" id=\"tab-description\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/Screws_MS_20Flat_20Head_20Screw.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4 color:=\"\" open=\"\" rgb sans sans-serif style=\"font-family: \"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSize = 4-40\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eA = .112\" (Screw Diameter)\u003cbr\u003eL = 3\/8\" (Length)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eD = .212\" (Head Diameter)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eH =.067\" (Head Height)\u003cbr\u003eCountersink = 82°\u003cbr\u003ePhillips Drive = #1 \u003cbr\u003eDrill Size = #43\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Marine Bolt Supply","offers":[{"title":"Default Title","offer_id":42275537354814,"sku":"6-FMPF-04C037","price":0.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/stainless_20phillips_20flat_20machine_20screw-500x500_bd88cb22-0710-4cd6-b4d0-3159a2307f69.jpg?v=1764420206"},{"product_id":"size-4-40-x-1-2-type-316-stainless-steel-phillips-drive-flat-head-machine-screws","title":"Machine Screw Phillips Drive Flat Head 4-40 x 1\/2\" Type 316 Stainless","description":"\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane active\" id=\"tab-description\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/Screws_MS_20Flat_20Head_20Screw.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4 color:=\"\" open=\"\" rgb sans sans-serif style=\"font-family: \"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSize = 4-40\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eA = .112\" (Screw Diameter)\u003cbr\u003eL = 1\/2\" (Length)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eD = .212\" (Head Diameter)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eH =.067\" (Head Height)\u003cbr\u003eCountersink = 82°\u003cbr\u003ePhillips Drive = #1 \u003cbr\u003eDrill Size = #43\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Marine Bolt Supply","offers":[{"title":"Default Title","offer_id":42275537387582,"sku":"6-FMPF-04C050","price":0.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/files\/stainless_20phillips_20flat_20machine_20screw-500x500_6429ee78-4b4f-43a3-9c4a-0b278aafc28e.jpg?v=1764420208"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/6193\/4142\/collections\/Category_box_Size_4-40-250x250_bf14de0b-51ab-48f2-8bd0-7a4a3ea0d845.jpg?v=1764575038","url":"https:\/\/marineboltsupply.com\/collections\/size-4-40-type-316-stainless-phillips-flat-head-machine-screws.oembed","provider":"Marine Bolt Supply","version":"1.0","type":"link"}