{"product_id":"bowmalloy-36456-hex-head-cap-screw-5-8-18-3-3-4-in-grade-9","title":"Bowmalloy 36456 Hex Head Cap Screw 5\/8-18 3-3\/4 in Grade 9","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BOWMALLOY 36456 is a Grade 9 alloy steel hex head cap screw with a 5\/8-18 thread size and a 3-3\/4-inch length under the head. It carries a zinc-plated clear chromate finish for corrosion resistance. The threading is partial, which is standard for cap screws of this length and is suited to applications requiring a defined grip length. Licensed trades and maintenance professionals use this fastener in structural, mechanical, and equipment-mounting applications where high-strength fasteners are required.\u003c\/p\u003e\n\u003cp\u003eThis cap screw is used in heavy-duty mechanical assemblies, equipment fabrication, and structural connections that demand a fine-thread, high-strength fastener. The 5\/8-18 fine-thread pattern provides higher tensile and stripping resistance than coarse-thread equivalents, making it a common choice in precision machinery, automotive, and industrial equipment maintenance. It is sold in packages of 25 units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 9 alloy steel construction for high tensile strength in demanding applications\u003c\/li\u003e\n  \u003cli\u003e5\/8-18 fine-thread pattern for superior thread engagement and clamping force\u003c\/li\u003e\n  \u003cli\u003e3-3\/4-inch length under head accommodates assemblies with defined grip requirements\u003c\/li\u003e\n  \u003cli\u003eZinc-plated clear chromate finish provides baseline corrosion protection\u003c\/li\u003e\n  \u003cli\u003ePartially threaded shank for proper grip-length performance in bolted joints\u003c\/li\u003e\n  \u003cli\u003eInch-system measurement standard for compatibility with standard tooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard inch-series hex head cap screw for use in Grade 9-rated bolted joints and mechanical assemblies requiring a 5\/8-18 fine-thread fastener.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by mechanical technicians, millwrights, or maintenance electricians following applicable equipment manufacturer torque specifications. Always use the correct hex wrench or socket to avoid rounding the head. Ensure mating threads are clean and free of debris before installation. De-energize and lock out any machinery before replacing or installing fasteners in live equipment.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/8-18\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Under Head\u003c\/strong\u003e: 3-3\/4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Alloy Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: 9\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish Coating\u003c\/strong\u003e: Clear Zinc Chromate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThreading\u003c\/strong\u003e: Partially Threaded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161501\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: BOWMALLOY\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 36456\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BOWMALLOY","offers":[{"title":"Default Title","offer_id":52050468274482,"sku":"36456","price":363.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/ada62144e822bd4dc28cc05adb8edf89_af9b63eb-eb5b-4f9d-8213-fd4c1a0558a9.jpg?v=1790034111","url":"https:\/\/voomisupply.com\/products\/bowmalloy-36456-hex-head-cap-screw-5-8-18-3-3-4-in-grade-9","provider":"Voomi Supply","version":"1.0","type":"link"}