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Number 4 nut
Number 4 nut
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Nut #4 (10 pack)
$0.35

Includes free technical support.Learn More
Introduction:

This machine hex nut #4 mates with our #4-40 screw.

Description:

The OD (outside diameter or outside clearance) is 0.112". The UNC (Unified National Coarse) is 40, the same as the #4 screw. Your hole size must be a minimum of 0.112" for the nut to fit. The ID (internal diameter) is 0.0925" (approximate). To tighten the nut you are going to need a socket size of 1/4".

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