{"product_id":"value-collection-r63004489-shoulder-screw-3-8-in-5-16-18-ss","title":"Value Collection R63004489 Shoulder Screw 3\/8 in 5\/16-18 Ss","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION R63004489 is a hex socket shoulder screw machined from 18-8 stainless steel. The shoulder measures 0.375 inches in diameter and 0.5 inches in length, providing a precise bearing or pivot surface for mating components. The threaded portion is sized at 5\/16-18 UNC, driven by a 3\/16-inch hex socket key. This fastener is installed by machinists, maintenance technicians, and assembly professionals wherever a controlled-clearance pivot, guide pin, or spacer is needed in a corrosion-resistant application.\u003c\/p\u003e\u003cp\u003eShoulder screws of this type are commonly used in jigs, fixtures, die sets, and mechanical assemblies requiring a smooth, accurately dimensioned shank as a bearing surface or locating pin. The 18-8 stainless steel construction makes this screw suitable for environments with moisture exposure or mild chemical contact. Typical applications include industrial machinery, tooling assemblies, and precision equipment where stainless fasteners are specified over carbon steel.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eShoulder diameter of 0.375 inches provides a precise bearing and locating surface\u003c\/li\u003e\n\u003cli\u003eShoulder length of 0.5 inches suits standard fixture and die set stack-ups\u003c\/li\u003e\n\u003cli\u003e5\/16-18 UNC thread for broad compatibility with standard tapped holes\u003c\/li\u003e\n\u003cli\u003e3\/16-inch hex socket drive allows installation in tight or recessed locations\u003c\/li\u003e\n\u003cli\u003e18-8 stainless steel construction offers corrosion resistance in wet or mild chemical environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a standard UNC shoulder screw for use in applications requiring a 3\/8-inch shoulder diameter and 5\/16-18 threaded shank; verify receiving hole tolerances and thread depth before installation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation requires a 3\/16-inch hex key or socket driver. Ensure the receiving bore is sized to the appropriate tolerance for the intended fit class before installing the shoulder. Apply appropriate thread lubricant or anti-seize compound when installing stainless steel fasteners into stainless tapped holes to reduce the risk of galling. Torque to the value specified by the assembly drawing or equipment manufacturer.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Shoulder Screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShoulder Diameter\u003c\/strong\u003e: 0.375 inches (3\/8 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShoulder Length\u003c\/strong\u003e: 0.5 inches (1\/2 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/16-18 UNC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Type\u003c\/strong\u003e: Hex Socket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Size\u003c\/strong\u003e: 3\/16 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: 18-8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: UNC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161619\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: VALUE COLLECTION\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: R63004489\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51712057671986,"sku":"R63004489","price":49.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/657e93d34ad8246ff5b3483fa0a7957a.jpg?v=1788483122","url":"https:\/\/voomisupply.com\/products\/value-collection-r63004489-shoulder-screw-3-8-in-5-16-18-ss","provider":"Voomi Supply","version":"1.0","type":"link"}