Hex lock nuts nylon insert

Hex lock nuts nylon insert, Stainless steel 18-8, 9/16"

Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread count. Thus a 1/4"-20 nut fits a 1/4"-20 bolt.

Note: Stainless lock nuts may require extra care during installation to avoid galling (seizing up). More info.

Nylon insert hex nut diameter


Click on a product # for additional info

Diameter and Thread count Buy Each Buy Bag Bag
Buy Bulk Bulk

Coarse (standard) thread

18175 4 9/16"-12

$1.60 each
$27.86 / 25
$241.00 / 250


4 This item is a semi-standard size and is therefore more expensive.

Related Products

Thread locker & Anti-seize

Thread locker & Anti-seize

Thread locker prevents fasteners from loosening after installation. Anti-seize helps prevent seizing (galling) during installation.

Flat washer

Flat washers, Stainless steel 18-8

General use flat washer

See also

Metric hex lock nuts nylon insert

Metric hex lock nuts nylon insert

A hex nut with a nylon ring to resist loosening.