{"product_id":"gibraltar-74213232-round-knurled-check-nut-3-4-10-unc","title":"Gibraltar 74213232 Round Knurled Check Nut 3\/4-10 Unc","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GIBRALTAR 74213232 is a steel round knurled check nut designed to lock threaded assemblies in place and prevent loosening under vibration or repeated adjustment. It threads onto 3\/4-10 UNC fasteners and seats firmly against a mating surface or primary nut to maintain position. The knurled head profile provides a secure hand-grip for installation and adjustment without requiring a wrench. A black oxide finish offers mild corrosion resistance and reduces light reflection in finished assemblies. This hardware is used by mechanical contractors, industrial maintenance technicians, and trade professionals working with threaded rod, machine components, or equipment mounting systems.\u003c\/p\u003e\u003cp\u003eThe 74213232 is suited for applications where a standard jam nut or locknut is needed on 3\/4-10 UNC threaded assemblies. Typical install scenarios include HVAC equipment mounting hardware, mechanical equipment supports, and general industrial fastening applications where thread locking is required. Its round knurled profile makes it practical in locations where hand-tightening is preferred or tool access is limited.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e3\/4-10 UNC thread size for compatibility with standard inch-series threaded assemblies\u003c\/li\u003e\n\u003cli\u003eRound knurled head for hand-tightening without a wrench\u003c\/li\u003e\n\u003cli\u003eSteel construction provides strength and durability in mechanical applications\u003c\/li\u003e\n\u003cli\u003eBlack oxide finish for mild corrosion resistance and low-reflectance appearance\u003c\/li\u003e\n\u003cli\u003e9\/16 inch overall height keeps the locking profile compact\u003c\/li\u003e\n\u003cli\u003e1-3\/4 inch head diameter and 1-1\/2 inch base diameter provide stable seating surface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with 3\/4-10 UNC threaded fasteners, rods, or studs in standard inch-series threaded assemblies.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by mechanical or HVAC technicians as part of equipment mounting or fastener assembly work. De-energize and isolate any equipment before working on associated mounting hardware. Thread the check nut onto the 3\/4-10 UNC fastener and tighten against the primary nut or seating surface by hand, then confirm secure engagement. Follow applicable mechanical codes and equipment manufacturer torque guidelines for the broader assembly.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNut Type\u003c\/strong\u003e: Check Nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type\u003c\/strong\u003e: Round Knurled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 3\/4-10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: UNC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Black Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height\u003c\/strong\u003e: 9\/16 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter\u003c\/strong\u003e: 1-3\/4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Diameter\u003c\/strong\u003e: 1-1\/2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.05 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: GIBRALTAR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 74213232\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GIBRALTAR","offers":[{"title":"Default Title","offer_id":51699710034226,"sku":"74213232","price":26.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/715d128f8a84d27a1e9ffb737a088dea.jpg?v=1788379610","url":"https:\/\/voomisupply.com\/products\/gibraltar-74213232-round-knurled-check-nut-3-4-10-unc","provider":"Voomi Supply","version":"1.0","type":"link"}