{"product_id":"nylon-shoulder-washers-m3-pa66-insulation-bush-top-hat-washer","title":"Nylon Shoulder Washers M3","description":"\u003ch1 data-start=\"296\" data-end=\"322\"\u003e🪛 Product Description\u003c\/h1\u003e\n\u003cp data-start=\"324\" data-end=\"482\"\u003eM3 nylon shoulder washers are precision moulded PA66 components designed to insulate, space, and protect M3 fasteners in mechanical and electrical assemblies.\u003c\/p\u003e\n\u003cp data-start=\"484\" data-end=\"701\"\u003eCommonly referred to as insulation bushes, isolation sleeves, or top hat washers, the integrated shoulder allows the washer to sit inside a panel hole while electrically isolating the screw from surrounding materials.\u003c\/p\u003e\n\u003cp data-start=\"703\" data-end=\"898\"\u003eThe M3 range is widely used in circuit boards, enclosures, control panels, light automotive components, and equipment housings where controlled spacing and non-conductive separation are required.\u003c\/p\u003e\n\u003cp data-start=\"900\" data-end=\"1041\"\u003eManufactured from durable PA66 nylon, these washers offer strong wear resistance, chemical resistance, and electrical insulation performance.\u003c\/p\u003e\n\u003cp data-start=\"1043\" data-end=\"1144\"\u003eAvailable in multiple length variants to suit different panel thicknesses and stand-off requirements.\u003c\/p\u003e\n\u003chr data-start=\"1146\" data-end=\"1149\"\u003e\n\u003ch1 data-start=\"1151\" data-end=\"1179\"\u003e📏 Dimensions – M3 Range\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1181\" data-end=\"1534\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1181\" data-end=\"1267\"\u003e\n\u003ctr data-start=\"1181\" data-end=\"1267\"\u003e\n\u003cth data-start=\"1181\" data-end=\"1188\" data-col-size=\"sm\" class=\"\"\u003eSize\u003c\/th\u003e\n\u003cth data-start=\"1188\" data-end=\"1204\" data-col-size=\"sm\" class=\"\"\u003eMajor OD (mm)\u003c\/th\u003e\n\u003cth data-start=\"1204\" data-end=\"1220\" data-col-size=\"sm\" class=\"\"\u003eMinor OD (mm)\u003c\/th\u003e\n\u003cth data-start=\"1220\" data-end=\"1230\" data-col-size=\"sm\" class=\"\"\u003eID (mm)\u003c\/th\u003e\n\u003cth data-start=\"1230\" data-end=\"1252\" data-col-size=\"sm\" class=\"\"\u003eHead Thickness (mm)\u003c\/th\u003e\n\u003cth data-start=\"1252\" data-end=\"1267\" data-col-size=\"sm\" class=\"\"\u003eLength (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1355\" data-end=\"1534\"\u003e\n\u003ctr data-start=\"1355\" data-end=\"1389\"\u003e\n\u003ctd data-start=\"1355\" data-end=\"1364\" data-col-size=\"sm\"\u003eM3 x 2\u003c\/td\u003e\n\u003ctd data-start=\"1364\" data-end=\"1370\" data-col-size=\"sm\"\u003e6.2\u003c\/td\u003e\n\u003ctd data-start=\"1370\" data-end=\"1374\" data-col-size=\"sm\"\u003e4\u003c\/td\u003e\n\u003ctd data-start=\"1374\" data-end=\"1380\" data-col-size=\"sm\"\u003e3.1\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1380\" data-end=\"1384\"\u003e1\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1384\" data-end=\"1389\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1390\" data-end=\"1437\"\u003e\n\u003ctd data-start=\"1390\" data-end=\"1402\" data-col-size=\"sm\"\u003eM3 x 3.18\u003c\/td\u003e\n\u003ctd data-start=\"1402\" data-end=\"1409\" data-col-size=\"sm\"\u003e7.37\u003c\/td\u003e\n\u003ctd data-start=\"1409\" data-end=\"1416\" data-col-size=\"sm\"\u003e4.32\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1416\" data-end=\"1423\"\u003e3.56\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1423\" data-end=\"1429\"\u003e1.2\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1429\" data-end=\"1437\"\u003e3.18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1438\" data-end=\"1486\"\u003e\n\u003ctd data-start=\"1438\" data-end=\"1450\" data-col-size=\"sm\"\u003eM3 x 4.75\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1450\" data-end=\"1457\"\u003e7.37\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1457\" data-end=\"1464\"\u003e4.32\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1464\" data-end=\"1471\"\u003e3.56\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1471\" data-end=\"1478\"\u003e1.17\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1478\" data-end=\"1486\"\u003e4.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1487\" data-end=\"1534\"\u003e\n\u003ctd data-start=\"1487\" data-end=\"1499\" data-col-size=\"sm\"\u003eM3 x 6.35\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1499\" data-end=\"1506\"\u003e7.37\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1506\" data-end=\"1513\"\u003e4.32\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1513\" data-end=\"1520\"\u003e3.56\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1520\" data-end=\"1526\"\u003e1.2\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1526\" data-end=\"1534\"\u003e6.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"1536\" data-end=\"1539\"\u003e\n\u003ch1 data-start=\"1541\" data-end=\"1560\"\u003e🔩 Key Features\u003c\/h1\u003e\n\u003cul data-start=\"1562\" data-end=\"1873\"\u003e\n\u003cli data-start=\"1562\" data-end=\"1602\"\u003e\n\u003cp data-start=\"1564\" data-end=\"1602\"\u003eDesigned for M3 screws and bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1603\" data-end=\"1639\"\u003e\n\u003cp data-start=\"1605\" data-end=\"1639\"\u003eManufactured from PA66 nylon\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1640\" data-end=\"1686\"\u003e\n\u003cp data-start=\"1642\" data-end=\"1686\"\u003eElectrically insulating and non-conductive\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1687\" data-end=\"1726\"\u003e\n\u003cp data-start=\"1689\" data-end=\"1726\"\u003eResistant to corrosion and moisture\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1727\" data-end=\"1769\"\u003e\n\u003cp data-start=\"1729\" data-end=\"1769\"\u003eShoulder design allows panel insertion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1770\" data-end=\"1805\"\u003e\n\u003cp data-start=\"1772\" data-end=\"1805\"\u003ePrevents metal-to-metal contact\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1806\" data-end=\"1873\"\u003e\n\u003cp data-start=\"1808\" data-end=\"1873\"\u003eSuitable for electronics, automotive, and precision engineering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1875\" data-end=\"1878\"\u003e\n\u003ch1 data-start=\"1880\" data-end=\"1890\"\u003e❓ FAQs\u003c\/h1\u003e\n\u003cp data-start=\"1892\" data-end=\"2026\"\u003e\u003cstrong data-start=\"1892\" data-end=\"1934\"\u003eWhat are M3 shoulder washers used for?\u003c\/strong\u003e\u003cbr data-start=\"1934\" data-end=\"1937\"\u003eThey are used to insulate and space M3 fasteners in electrical and mechanical assemblies.\u003c\/p\u003e\n\u003cp data-start=\"2028\" data-end=\"2189\"\u003e\u003cstrong data-start=\"2028\" data-end=\"2082\"\u003eWhat is the purpose of the shoulder on the washer?\u003c\/strong\u003e\u003cbr data-start=\"2082\" data-end=\"2085\"\u003eThe shoulder sits inside the drilled hole and isolates the fastener from the surrounding panel material.\u003c\/p\u003e\n\u003cp data-start=\"2191\" data-end=\"2324\"\u003e\u003cstrong data-start=\"2191\" data-end=\"2233\"\u003eAre these suitable for circuit boards?\u003c\/strong\u003e\u003cbr data-start=\"2233\" data-end=\"2236\"\u003eYes. M3 nylon shoulder washers are commonly used in PCB mounting and enclosure assembly.\u003c\/p\u003e\n\u003cp data-start=\"2326\" data-end=\"2454\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2358\"\u003eWhat length should I choose?\u003c\/strong\u003e\u003cbr data-start=\"2358\" data-end=\"2361\"\u003eSelect the length based on the thickness of the panel or spacing required between components.\u003c\/p\u003e","brand":"JONES DIY","offers":[{"title":"Default Title","offer_id":55515764785225,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0559\/7036\/5513\/files\/Dimensiondiagramshoulderwashers.jpg?v=1772386514","url":"https:\/\/jonesdiy.co.uk\/products\/nylon-shoulder-washers-m3-pa66-insulation-bush-top-hat-washer","provider":"JONES DIY","version":"1.0","type":"link"}