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31NSH , NU Series Nylon Insert Heavy Hex Stop Nuts

Another common lock nut that needs a wrench to attach or remove and has a nylon coating inside. These nuts are larger and thicker for easier tightening.
  • Heavy Hex, Full Height (NU Series)
  • Proof Load: 90000 psi. minimum
  • Steel Zinc Plated
Products specifications
Size 5/16-18 in
Ctn Qty 600
Weight Lbs/M 21.00
Plating Steel Zinc
Min. Proof Load 90000 psi