Grade 8 UNF - Yellow Zinc

Grade 8 UNF Fine Thread Hex Head Cap Screws are identified by six radial bars on the head. Yellow Zinc Dichromate Finish. SAE J429 Specs. Medium carbon, double heat treated steel, quenched and tempered. A Minimum 150,000 PSI Tensile Strength. Use with Grade 8 nuts for full tensile strength.



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