{"product_id":"qa1-jam-nut-5-16-24-left-hand-1-2in-hex-3-16in-wide-steel","title":"QA1 Jam Nut - 5\/16-24 Left Hand - 1\/2in Hex 3\/16in Wide - Steel","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout QA1\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eQA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eQA1 Steel Jam Nut - Robust Security for Your Projects\u003c\/h2\u003e\n\u003cp\u003eEnsure maximum security and precise adjustment with the QA1 Steel Jam Nut. This jam nut features a 5\/16-24 left-hand thread, designed for dependable performance in various applications. The 1\/2 inch hex size offers excellent leverage for installation and tightening, while the 3\/16 inch width provides a solid locking surface.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt to Last\u003c\/h3\u003e\n\u003cp\u003eConstructed from high-carbon steel, this jam nut is engineered for strength and longevity. A protective coating is applied to enhance its resistance to rust and environmental damage. It meets ANSI B18.2.2-1972 standards, ensuring it performs to industry expectations.\u003c\/p\u003e\n\n\u003ch3\u003eKey Details:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eThread Size: 5\/16-24 Left Hand\u003c\/li\u003e\n  \u003cli\u003eHex Size: 1\/2 inch\u003c\/li\u003e\n  \u003cli\u003eWidth: 3\/16 inch\u003c\/li\u003e\n  \u003cli\u003eMaterial: High-Carbon Steel\u003c\/li\u003e\n  \u003cli\u003eFinish: Protective coating\u003c\/li\u003e\n  \u003cli\u003eCompliance: ANSI B18.2.2-1972\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis QA1 jam nut is an ideal choice for automotive repairs, custom builds, and industrial equipment where a strong, reliable locking nut is required. Rely on QA1 for high-quality hardware that stands up to the test. Get your QA1 Steel Jam Nut today at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular QA1 products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/qa1-2-1-2in-id-high-travel-spring-10in-length-x-150lbs-in-silver-powder-coated\" style=\"color:#0066cc;text-decoration:none;\"\u003eQA1 High Travel Coilover Spring 10in L x 150lb\/in 2.5in ID Silver — Universal Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/qa1-2-1-2in-id-high-travel-spring-10in-length-x-150lbs-in-black-powder-coated\" style=\"color:#0066cc;text-decoration:none;\"\u003eQA1 High Travel Coilover Spring 10in L x 150lb\/in 2.5in ID Black — Universal Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/qa1-2-1-2in-id-high-travel-spring-10in-length-x-200lbs-in-silver-powder-coated\" style=\"color:#0066cc;text-decoration:none;\"\u003eQA1 High Travel Coilover Spring 10in L x 200lb\/in 2.5in ID Silver — Universal Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/qa1-2-1-2in-id-high-travel-spring-10in-length-x-200lbs-in-black-powder-coated\" style=\"color:#0066cc;text-decoration:none;\"\u003eQA1 2-1\/2in ID High Travel Coilover Spring - 10in Length x 200 lbs\/in - Black\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/qa1-2-1-2in-id-high-travel-spring-10in-length-x-250lbs-in-silver-powder-coated\" style=\"color:#0066cc;text-decoration:none;\"\u003eQA1 2-1\/2in ID High Travel Coilover Spring - 10in Length x 250 lbs\/in - Silver\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"QA1 Jam Nut - 5\/16-24 Left Hand - 1\/2in Hex 3\/16in Wide - Steel\",\"description\":\"Secure your assemblies with the QA1 5\/16-24 Left Hand Steel Jam Nut. Robust construction for reliable performance. Shop GGCRACING for quality hardware!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"QA1\"},\"mpn\":\"JNL5S\",\"url\":\"https:\/\/ggcracing.com\/products\/qa1-jam-nut-5-16-24-left-hand-1-2in-hex-3-16in-wide-steel\",\"offers\":{\"@type\":\"Offer\",\"price\":\"0.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/qa1-jam-nut-5-16-24-left-hand-1-2in-hex-3-16in-wide-steel\",\"sku\":\"QAPJNL5S\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"QA1\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=QA1\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"QA1 Jam Nut - 5\/16-24 Left Hand - 1\/2in Hex 3\/16in Wide - Steel\",\"item\":\"https:\/\/ggcracing.com\/products\/qa1-jam-nut-5-16-24-left-hand-1-2in-hex-3-16in-wide-steel\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the QA1 Jam Nut - 5\/16-24 Left Hand - 1\/2in Hex 3\/16in Wide - Steel fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for QA1?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the QA1 Jam Nut - 5\/16-24 Left Hand - 1\/2in Hex 3\/16in Wide - Steel?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"QA1","offers":[{"title":"Default Title","offer_id":41687253516372,"sku":"QAPJNL5S","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/5d524af4acd3d1c468f15c61f03dcc92_97a066da-0e35-473d-9b72-3efd912fd194.jpg?v=1731153133","url":"https:\/\/ggcracing.com\/en-co\/products\/qa1-jam-nut-5-16-24-left-hand-1-2in-hex-3-16in-wide-steel","provider":"GGCRACING INC","version":"1.0","type":"link"}