{"product_id":"18-8-stainless-steel-serrated-flange-nut-3-8-16-thread-size","title":"18-8 Stainless Steel Serrated Flange Nut | 3\/8\"-16 Thread Size","description":"\u003cp data-start=\"440\" data-end=\"766\"\u003eThese \u003cstrong data-start=\"446\" data-end=\"491\"\u003e18-8 Stainless Steel Serrated Flange Nuts\u003c\/strong\u003e in \u003cstrong data-start=\"495\" data-end=\"518\"\u003e3\/8\"-16 thread size\u003c\/strong\u003e are designed for secure, vibration-resistant fastening without the need for a separate washer. The integrated serrated flange grips the surface to prevent loosening, making these nuts ideal for equipment exposed to movement, torque, and vibration.\u003c\/p\u003e\n\u003cp data-start=\"768\" data-end=\"1019\"\u003eConstructed from corrosion-resistant 18-8 stainless steel, these flange nuts resist rust, moisture, and chemicals—perfect for outdoor, marine, industrial, pressure washer, and softwash applications. \u003cstrong data-start=\"1024\" data-end=\"1040\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1041\" data-end=\"1442\"\u003e\n\u003cli data-start=\"1041\" data-end=\"1095\"\u003e\n\u003cp data-start=\"1043\" data-end=\"1095\"\u003eMade from corrosion-resistant 18-8 stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1096\" data-end=\"1168\"\u003e\n\u003cp data-start=\"1098\" data-end=\"1168\"\u003eSerrated flange provides vibration resistance and prevents loosening\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1169\" data-end=\"1224\"\u003e\n\u003cp data-start=\"1171\" data-end=\"1224\"\u003e3\/8\"-16 coarse thread fits standard bolts and studs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1225\" data-end=\"1270\"\u003e\n\u003cp data-start=\"1227\" data-end=\"1270\"\u003eEliminates the need for a separate washer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1271\" data-end=\"1332\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1332\"\u003eExcellent for high-vibration or load-bearing applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1333\" data-end=\"1397\"\u003e\n\u003cp data-start=\"1335\" data-end=\"1397\"\u003eIdeal for outdoor, marine, and chemical-exposed environments\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1444\" data-end=\"1464\"\u003e\u003cstrong data-start=\"1447\" data-end=\"1464\"\u003eProduct Specs\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1465\" data-end=\"1789\"\u003e\n\u003cli data-start=\"1465\" data-end=\"1510\"\u003e\n\u003cp data-start=\"1467\" data-end=\"1510\"\u003eMaterial: 18-8 Stainless Steel (AISI 304)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1511\" data-end=\"1551\"\u003e\n\u003cp data-start=\"1513\" data-end=\"1551\"\u003eThread Size: 3\/8\"-16 (Coarse thread)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1552\" data-end=\"1585\"\u003e\n\u003cp data-start=\"1554\" data-end=\"1585\"\u003eNut Type: Serrated flange nut\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1608\" data-end=\"1647\"\u003e\n\u003cp data-start=\"1610\" data-end=\"1647\"\u003eStandards: Meets ANSI\/ASME B18.16.4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1648\" data-end=\"1789\"\u003e\n\u003cp data-start=\"1650\" data-end=\"1789\"\u003eApplications: Softwash rigs, pressure washer builds, trailers, fabrication, marine hardware, construction equipment, industrial machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1791\" data-end=\"1809\"\u003e\u003cstrong data-start=\"1794\" data-end=\"1809\"\u003ePerfect For\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1810\" data-end=\"2029\"\u003e\n\u003cli data-start=\"1810\" data-end=\"1851\"\u003e\n\u003cp data-start=\"1812\" data-end=\"1851\"\u003ePressure washing \u0026amp; softwash equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1852\" data-end=\"1889\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1889\"\u003eTrailer frame and rig fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1890\" data-end=\"1922\"\u003e\n\u003cp data-start=\"1892\" data-end=\"1922\"\u003eMarine and outdoor machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1923\" data-end=\"1974\"\u003e\n\u003cp data-start=\"1925\" data-end=\"1974\"\u003eAutomotive, small engine, and industrial repair\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1975\" data-end=\"2029\"\u003e\n\u003cp data-start=\"1977\" data-end=\"2029\"\u003eAnywhere vibration-resistant fastening is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2031\" data-end=\"2179\"\u003eThese serrated flange nuts offer superior holding power and corrosion resistance—perfect for demanding environments where fasteners must stay tight.\u003c\/p\u003e","brand":"McMaster","offers":[{"title":"Default Title","offer_id":43787140759638,"sku":"93776A461","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/2832\/8278\/files\/3_a8776b3e-e89a-4708-9a13-c34f09b699a7.png?v=1779828594","url":"https:\/\/cigarcitysoftwash.com\/products\/18-8-stainless-steel-serrated-flange-nut-3-8-16-thread-size","provider":"Cigarcity Softwash","version":"1.0","type":"link"}