{"product_id":"value-collection-mp39404-hex-cap-screw-1-2-20-x-1-in-grade-8-25pk","title":"Value Collection MP39404 Hex Cap Screw 1\/2-20 X 1 in Grade 8 25pk","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION MP39404 is a fully threaded hex head cap screw designed for high-strength fastening applications in industrial, mechanical, and structural assemblies. Manufactured from Grade 8 steel, this fastener delivers tensile strength well above standard hardware grades, making it suitable for demanding load-bearing connections. The zinc yellow dichromate finish provides corrosion resistance while serving as a visual identifier for Grade 8 classification. The 1\/2-20 UNF thread form and 1-inch length under head make this screw a common choice for precision-fit assemblies where fine-thread engagement and clamping force matter. This package contains 25 screws and conforms to ASME B18.2.1 dimensional standards.\u003c\/p\u003e\n\u003cp\u003eThis cap screw is used across a wide range of trade and industrial applications including HVAC equipment mounting, mechanical power transmission assemblies, heavy equipment repair, and structural fastening where Grade 8 tensile performance is specified. The fine UNF thread pitch offers better resistance to loosening under vibration compared to coarse-thread equivalents, making it appropriate for engine, pump, and motor mounting applications. Machinists, millwrights, and maintenance technicians are the primary installers of this fastener type.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 8 steel construction for high tensile strength in load-bearing assemblies\u003c\/li\u003e\n  \u003cli\u003e1\/2-20 UNF fine thread for improved vibration resistance and precise torque control\u003c\/li\u003e\n  \u003cli\u003eFully threaded along the full 1-inch length under head for maximum thread engagement\u003c\/li\u003e\n  \u003cli\u003eZinc yellow dichromate finish provides corrosion protection and Grade 8 visual identification\u003c\/li\u003e\n  \u003cli\u003eConforms to ASME B18.2.1 dimensional standard for consistent interchangeability\u003c\/li\u003e\n  \u003cli\u003eSold in a 25-count package to support job-lot and service inventory needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard ASME B18.2.1 hex head cap screw for use in any application requiring a 1\/2-20 UNF fully threaded fastener with Grade 8 strength rating.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed with a standard hex wrench or socket sized for a 1\/2-inch hex head cap screw. Always match the nut or tapped hole thread class to the UNF 1\/2-20 specification before installation. De-energize and lock out equipment before replacing or tightening fasteners on active machinery. Do not substitute a lower-grade fastener in any joint originally specified for Grade 8 hardware.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 1\/2-20\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Under Head\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: UNF\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThreading\u003c\/strong\u003e: Fully Threaded\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 8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc Yellow Dichromate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensional Standard\u003c\/strong\u003e: ASME B18.2.1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 25 pieces\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: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: MP39404\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51691251040562,"sku":"MP39404","price":30.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/7cf5d2390c4432efbff22ae98f4dae92.jpg?v=1788282197","url":"https:\/\/voomisupply.com\/products\/value-collection-mp39404-hex-cap-screw-1-2-20-x-1-in-grade-8-25pk","provider":"Voomi Supply","version":"1.0","type":"link"}