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3″ – 4 UNC Steel Class 8 Black Hex Jam Nut

SKU: HNC3JB Categories: , ,

Jam nuts (also known as lock nuts or half nuts) are thin nuts used to lock another hexagon nut in place by “jamming” up against the other, when tightened.

Features:

  • Used to lock against a standard nut
  • Low profile nut for situations where a standard nut will not fit
  • Hexagonal for use with spanners and sockets
  • Black finish suitable for internal applications

Additional information

Diameter

3”

Finish

Black

Grade

Class 8

Thread Type

UNC

TPI

4

Thread Direction

Right Hand

Material

Steel