• Locknut 4-40 (4) (DUB170)
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Dubro (DUB)

DUB170

Locknut 4-40 (4) (DUB170)

Locknut 4-40 (4) (DUB170)

4-40 nylon-insert lock nuts come in a four-pack and are designed to lock onto 4-40 threaded bolts, helping prevent loosening from vibration.

With a zinc-plated finish and an integral nylon insert, these nuts provide reliable locking action and corrosion resistance for light-duty hobby and small-assembly projects.

$1.79
$1.79 $1.79
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  • Locknut 4-40 (4) (DUB170)

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