{"product_id":"value-collection-2-pfm-31c-50-machine-screw-5-16-18","title":"Value Collection 2-PFM-31C-50 Machine Screw 5\/16-18","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 2-PFM-31C-50 is a 5\/16-18 x 1\/2 inch flat head Phillips machine screw manufactured from Grade 316 stainless steel with a bright, uncoated finish. The flat head profile sits flush with the mating surface when fully driven, making it well-suited for applications where a low-profile fastener is required. Grade 316 stainless steel provides strong resistance to corrosion and oxidation, including in chlorine-bearing and marine environments. This screw is installed using a standard Phillips driver or bit and is appropriate for mechanical assembly, equipment mounting, and general trade fastening tasks across HVAC, plumbing, electrical, and pool service applications.\u003c\/p\u003e\n\u003cp\u003eThis screw is used in light to medium-duty fastening applications where flush seating and corrosion resistance are priorities. The 5\/16-18 thread designation indicates a Unified National Coarse thread form, which engages quickly and holds reliably in metal and plastic substrates. The 1\/2 inch length under head suits thinner panel and bracket assemblies. Technicians across plumbing, pool equipment service, and HVAC will find this fastener appropriate for stainless-compatible assemblies, enclosures, and equipment panels exposed to moisture or chemicals.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 316 stainless steel construction for superior corrosion resistance in wet and chemical environments\u003c\/li\u003e\n  \u003cli\u003eFlat head profile allows flush seating with the mating surface\u003c\/li\u003e\n  \u003cli\u003ePhillips drive type accepts standard Phillips bits and screwdrivers\u003c\/li\u003e\n  \u003cli\u003e5\/16-18 Unified National Coarse thread for fast engagement and reliable hold\u003c\/li\u003e\n  \u003cli\u003eBright, uncoated finish — no plating to chip, flake, or introduce contamination\u003c\/li\u003e\n  \u003cli\u003eInch measurement system for compatibility with standard US trade tooling and hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a general-purpose machine screw for use in any application requiring a 5\/16-18 thread, 1\/2 inch length, flat head, Phillips drive fastener in Grade 316 stainless steel.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstall using a Phillips screwdriver or Phillips bit rated for the fastener size. Always verify that the receiving thread is clean and properly formed before driving to avoid cross-threading. Power down or de-energize any equipment before replacing fasteners on live assemblies. Minimum order quantity for this item is 5 pieces.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/16-18\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Type\u003c\/strong\u003e: Flat\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive Type\u003c\/strong\u003e: Phillips\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 1\/2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Under Head\u003c\/strong\u003e: 1\/2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: 316\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Bright\/Uncoated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.03 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161504\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: 2-PFM-31C-50\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51706864599346,"sku":"2-PFM-31C-50","price":860.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/0edc616d62f2839800e0a32d971d649f.jpg?v=1788437075","url":"https:\/\/voomisupply.com\/products\/value-collection-2-pfm-31c-50-machine-screw-5-16-18","provider":"Voomi Supply","version":"1.0","type":"link"}