Imperial 57124 Prevailing Torque Uss Lock Nut, 1-8, Grade C

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Proof Load: 150,000 minimum, One piece all steel. Easy to apply, Width Across Flats: 1-1/2, All metal, plated, and waxed, Zinc Yellow
SKU: 42645805
MFG: 57124
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  • Prevailing Torque USS Lock Nut
  • For use with SAE J429 Grade 8 Fasteners
  • Complies with ASTM A563 Grade C; IFI 100/107
  • All metal, plated, and waxed
  • Proof Load: 150,000 minimum
  • Zinc Yellow
  • Locks in all positions
  • One piece all steel. Easy to apply
  • Size: 1"–8
  • Width Across Flats: 1-1/2
  • Nominal Thickness: 15/16

Technical Data:

  • Tempering Temperature: 800° F. (minimum)
  • Decarburation: SAE J121
  • Discontinuities: SAE J1061


MFR: 57124
SKU: 42645805
Brand: Imperial