IFI 145 Hex Flange Nuts with serrations by Material, Finish and Size

Serrated Flange Lock Nuts, or Whiz-Lock® nuts, have a wide flange at one end that is serrated on the under side. On tightening, the serrations bite into the mating surface providing the locking feature.

Search thousands of US/Imperial fasteners by IFI specification, including IFI 145 Serrated Flange Lock Nuts, in the FCH Sourcing Network database of first-run, surplus, odd lot, slow-moving and hard to find fasteners.

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