{"product_id":"value-collection-239120pr-external-tooth-lock-washer","title":"Value Collection 239120PR External Tooth Lock Washer","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 239120PR is a zinc-plated, steel external tooth lock washer sized for 9\/16 inch screws. It features an inside diameter of 0.596 inches and an outside diameter of 0.985 inches, with a thickness of 0.045 inches. The external tooth design bites into the mating surface and fastener head under torque load, resisting loosening caused by vibration and dynamic stress. Manufactured from Grade 2 steel with a zinc-plated finish for basic corrosion resistance, this washer suits a wide range of mechanical assembly applications across HVAC, electrical, plumbing, and general trade work.\u003c\/p\u003e\n\u003cp\u003eThis washer is intended for use in bolted assemblies where vibration-resistant fastening is required. It fits 9\/16 inch screws and bolts in standard mechanical and structural connections. Typical applications include panel mounting, equipment framing, conduit support hardware, and general equipment assembly in both residential and light commercial settings. It is installed by electricians, HVAC technicians, plumbers, and general mechanical tradespeople during equipment assembly and service work.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eExternal tooth design provides positive locking action against loosening from vibration\u003c\/li\u003e\n  \u003cli\u003e0.596 inch inside diameter fits standard 9\/16 inch fasteners\u003c\/li\u003e\n  \u003cli\u003e0.985 inch outside diameter provides adequate bearing surface for load distribution\u003c\/li\u003e\n  \u003cli\u003e0.045 inch thickness for consistent seating in standard assemblies\u003c\/li\u003e\n  \u003cli\u003eGrade 2 steel construction for dependable mechanical strength\u003c\/li\u003e\n  \u003cli\u003eZinc-plated finish offers basic protection against corrosion in dry to mildly humid environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard external tooth lock washer for 9\/16 inch screws and bolts in general mechanical, electrical, and HVAC assembly applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstall with the toothed face contacting the fastener head or the mating surface to ensure proper locking engagement. Power down or de-energize any equipment before servicing fastened assemblies on electrical or HVAC components. Use appropriate hand tools and follow torque guidelines specified by the equipment manufacturer for the fastener being used. Inspect washers for deformation or tooth damage before reuse.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 0.596 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 0.985 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.045 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScrew Size\u003c\/strong\u003e: 9\/16 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTooth Type\u003c\/strong\u003e: External\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 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc-Plated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Inside Diameter\u003c\/strong\u003e: 0.576 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Outside Diameter\u003c\/strong\u003e: 0.957 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161801\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: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 239120PR\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51708841853234,"sku":"239120PR","price":293.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/de4986cf4f6a0da936466f61e5117700.jpg?v=1788448625","url":"https:\/\/voomisupply.com\/products\/value-collection-239120pr-external-tooth-lock-washer","provider":"Voomi Supply","version":"1.0","type":"link"}