K-Lock Nuts Small Pattern
Pre-Assembled External Tooth Washer & Nut
" Small Pattern K-Lock Nuts "

K-Lock Small Pattern ( Steel, Zinc Plated )
01. NUT-HXKS-6X32-SZ (P/N: 0604NK) - Size:  6-32x  1/4, 5000 pcs/ctn, 1.08 lbs/1K
02. NUT-HXKS-8X32-SZ (P/N: 0805NK) - Size:  8-32x5/16, 5000 pcs/ctn, 2.18 lbs/1K



Description
A hex nut pre-assembled with a free spinning external tooth lock washer. The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.

Applications/Advantages
This is the most popular type of locknut because of its versatility, cost and ease of installation. Doesn't gall screw threads.

Material
Steel: Nuts - AISI 1008-1020 or equivalent steel; Washers-- 1050-03 or equivalent steel.
Stainless: Nuts - One of the following austenitic alloys: 303, 303Se, 304, XM7; Washers-- SAE 300-305 stainless.

Hardness
Steel: Washers - Rockwell C38 minimum, C44 maximum
Stainless: Washers - Rockwell C20 - 45

Plating See Appendix-A for information about the plating of steel nuts.

> “SP” denotes a “small pattern” across the flats
> Shakeproof is the original writer of K-lock nut specifications.
> Shakeproof standard #501-01 does not specify dimensions for the #5, #8 SP, and 1/2” diameters.