{"product_id":"bowmalloy-bowmp36801-hex-lock-nut-5-8-18-grade-9","title":"Bowmalloy BOWMP36801 Hex Lock Nut 5\/8-18 Grade 9","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BOWMALLOY BOWMP36801 is a Grade 9 steel hex lock nut engineered for high-strength fastening applications where vibration resistance and joint integrity are critical. Threaded 5\/8-18 UNF right-hand, it features a Bowma-Guard protective finish that provides corrosion resistance in demanding service environments. With a width across flats of 0.9375 inches (15\/16 inches) and a height of 0.545 inches, the nut is dimensioned to SAE standards for consistent tool fit and reliable torque transfer. Licensed trade professionals and maintenance technicians working on heavy-duty mechanical assemblies are the primary installers of this fastener.\u003c\/p\u003e\n\u003cp\u003eThis hex lock nut is suited for industrial, commercial, and heavy equipment applications where Grade 9 alloy steel strength and a fine UNF thread pitch are required. The 5\/8-18 thread size is common in drivetrain, structural, and mechanical system assemblies. The right-hand thread direction is standard for the vast majority of fastening applications. It is sold in packages of 10 pieces, making it practical for both single-unit repair work and small-batch production or maintenance tasks.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 9 steel construction delivers high tensile and proof load strength beyond standard Grade 5 and Grade 8 specifications\u003c\/li\u003e\n  \u003cli\u003e5\/8-18 UNF right-hand thread provides fine-pitch engagement for precision clamping and vibration-resistant locking\u003c\/li\u003e\n  \u003cli\u003eBowma-Guard finish offers corrosion protection for use in exposed or moderately harsh environments\u003c\/li\u003e\n  \u003cli\u003eWidth across flats of 0.9375 inches (15\/16 inches) compatible with standard SAE wrench and socket sizes\u003c\/li\u003e\n  \u003cli\u003eHeight of 0.545 inches provides sufficient thread engagement for full-strength fastening\u003c\/li\u003e\n  \u003cli\u003ePackaged in quantities of 10 to support repair, maintenance, and light production workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or service fastener for assemblies requiring a 5\/8-18 UNF Grade 9 hex lock nut with a right-hand thread direction.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by qualified mechanics, millwrights, or maintenance technicians working on mechanical assemblies. Always de-energize and lock out equipment before replacing fasteners in moving or powered assemblies. Use a calibrated torque wrench and follow the assembly manufacturer's torque specifications for Grade 9 hardware. Inspect mating threads for damage or contamination before installation to ensure full thread engagement and proper locking function.\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 UNF\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: Grade 9\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Bowma-Guard\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 0.9375 inches (15\/16 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 0.545 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 4 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161716\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: BOWMP36801\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BOWMALLOY","offers":[{"title":"Default Title","offer_id":51964189573426,"sku":"BOWMP36801","price":51.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/eeb2e95729df849ce5ddbfe2a77ad730_7e78691a-d8f8-4ae1-83eb-4214ad1f55c5.jpg?v=1789948896","url":"https:\/\/voomisupply.com\/products\/bowmalloy-bowmp36801-hex-lock-nut-5-8-18-grade-9","provider":"Voomi Supply","version":"1.0","type":"link"}