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31NHC , Castle Nuts

Used on a shaft, castle nuts are ideal locking nuts because of their structure and built in locking mechanism
  • Manufactured to ANSI B18.2.2 (1970) specifications
  • Hardness: Rockwell C32 maximum
  • Steel / Zinc Plated
Products specifications
Size 5/16-18 in
Ctn Qty 300
Weight Lbs/M 11.70
Plating Zinc
Max. Hardness Rockwell C32
Material Steel