{"product_id":"heavy-duty-ms16638-8-hexagon-shoulder-screw-ms51957-8-10386527-nsn-5305-00-914-3818","title":"Heavy Duty MS16638-8 Hexagon Shoulder Screw MS51957-8 10386527 | NSN 5305-00-914-3818","description":"\u003ch2\u003e\n\u003cstrong\u003e10386527 Shoulder Screw\u003c\/strong\u003e (NSN 5305-00-914-3818)\u003c\/h2\u003e\u003cp\u003eSteel shoulder screw, referenced standards MS16638-8 and MS51957-8, cadmium and chromate plated.\u003c\/p\u003e\u003ch3\u003ePart Information\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesign Control Activity: NIMIKKEISTOKESTO NCB Finland\u003c\/li\u003e\n\u003cli\u003ePart Number: 10386527\u003c\/li\u003e\n\u003cli\u003eNSN: 5305-00-914-3818\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThread Series: Unified National Coarse (UNC)\u003c\/li\u003e\n\u003cli\u003eNominal Thread Diameter: 0.250 in\u003c\/li\u003e\n\u003cli\u003eThreads Per Inch: 20\u003c\/li\u003e\n\u003cli\u003eThread Class: 3A\u003c\/li\u003e\n\u003cli\u003eThread Direction: Right-hand\u003c\/li\u003e\n\u003cli\u003eThread Length: 0.418–0.438 in\u003c\/li\u003e\n\u003cli\u003eFastener Length: 0.923–0.933 in\u003c\/li\u003e\n\u003cli\u003eHead Diameter: 0.419–0.437 in\u003c\/li\u003e\n\u003cli\u003eHead Height: 0.209–0.219 in\u003c\/li\u003e\n\u003cli\u003eShoulder Diameter (First Shoulder): 0.3085–0.3105 in\u003c\/li\u003e\n\u003cli\u003eShoulder Length (First Shoulder): 0.495–0.505 in\u003c\/li\u003e\n\u003cli\u003eShoulder Shape: Round\u003c\/li\u003e\n\u003cli\u003eWidth Across Flats: 0.156 in nominal\u003c\/li\u003e\n\u003cli\u003eMinimum Tensile Strength: 160,000 PSI\u003c\/li\u003e\n\u003cli\u003eHardness: Rockwell C 32.0–43.0\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel Comp 4037, 4137, 4140, 8630, or 8740\u003c\/li\u003e\n\u003cli\u003eSurface Treatment: Cadmium and chromate, per FED SPEC QQ-416, Type 2, Class 3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SECO Parts and Equipment ","offers":[{"title":"Default Title","offer_id":54115078734037,"sku":"5066869697523","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2136\/9617\/files\/57_23ae766e-24e5-4ae2-a911-29f8b8c36de6.jpg?v=1782508712","url":"https:\/\/secoparts.net\/products\/heavy-duty-ms16638-8-hexagon-shoulder-screw-ms51957-8-10386527-nsn-5305-00-914-3818","provider":"SECO Parts and Equipment ","version":"1.0","type":"link"}