Fastenal 1137270: 9/16"-12 Grade C Zinc Finish Steel Top Lock Nut


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Steel top lock nut with 9/16"-12 coarse, full-thread specification, zinc finish, Grade C, 0.621" thickness, and a 7/8" wrench size. Standards listed are ASME B18.16.6 and ASTM F1941/F1941M.