{"product_id":"chenango-supply-5-8-11-x-4-grade-8-hex-head-cap-screws","title":"Chenango Supply 5\/8-11 x 4 Grade 8 Hex Head Cap Screws","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGRADE 8 ALLOY STEEL CONSTRUCTION – Quenched and tempered alloy steel delivers 150,000 PSI minimum tensile strength for heavy-duty applications where standard fasteners fail, meeting SAE J429 Grade 8 specifications for critical load-bearing joints.\u003c\/li\u003e\n\u003cli\u003e5\/8-11 x 4\" SIZE SPECIFICATION – Extended 4 inch length accommodates thick material stacks, heavy equipment frames, and structural connections where longer bolt reach is required for secure through-bolting applications.\u003c\/li\u003e\n\u003cli\u003e5\/8-11 USS COARSE THREAD – Standard coarse thread provides reliable engagement and faster assembly in heavy machinery, automotive, agricultural equipment, and structural applications requiring secure fastening under high stress.\u003c\/li\u003e\n\u003cli\u003eYELLOW CHROMATE ZINC COATING – Corrosion-resistant finish protects against moisture and environmental exposure, extending service life in outdoor, industrial, and equipment repair environments where rust compromises joint integrity.\u003c\/li\u003e\n\u003cli\u003e10-PIECE PACK FOR MAINTENANCE AND REPAIR – Quantity supports equipment repair, fabrication projects, fleet maintenance, and MRO operations requiring high-strength hex head cap screws for demanding fastening tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eGrade 8 alloy steel 5\/8-11 x 4\" hex head cap screws engineered for heavy machinery, automotive repair, agricultural equipment, and industrial fastening applications where maximum tensile strength and extended bolt length are required.\n\nSpecifications\nMaterial: Alloy steel, quenched and tempered\nGrade: SAE J429 Grade 8\nTensile strength: 150,000 PSI minimum\nHardness: Rockwell C33-39\nThread: 5\/8-11 USS coarse thread\nSize: 5\/8-11 x 4 inches\nFinish: Yellow chromate zinc\nQuantity: 10 pieces\n\nPerformance \u0026amp; Application Explanation\nThese hex head cap screws are manufactured from quenched and tempered alloy steel to Grade 8 specifications, delivering the highest strength rating available in standard SAE fasteners. The 4 inch length provides extended reach for through-bolting thick assemblies, equipment frames, and structural components where deep fastener penetration is required. The 5\/8-11 USS coarse thread form provides strong engagement with matching nuts and tapped holes, supporting secure assembly in high-vibration and high-load environments. Yellow chromate zinc coating offers corrosion protection while maintaining visibility for inspection and torque verification.\n\nB2B Use Cases\nAppli\u003c\/p\u003e\u003cp\u003eFree shipping on orders $50+. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43385243500753,"sku":"BW-B095J1VJKC","price":77.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/81hepochckL.jpg?v=1791884769","url":"https:\/\/belmontwarehouse.com\/products\/chenango-supply-5-8-11-x-4-grade-8-hex-head-cap-screws","provider":"Belmont Warehouse","version":"1.0","type":"link"}