Fastenal 18953: 9/16"-18 x 5" Grade 8 Yellow Zinc Finish Hex Cap Screw


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Steel hex cap screw with a 9/16"-18 fine thread, 5-inch length, SAE Grade 8 rating, partial thread, yellow zinc finish, and 150,000 psi tensile strength. It conforms to ASME B18.2.1, SAE J429, and ASTM F1941/F1941M and is designed for high-strength and high-stress applications.