Lock Washer

Model / MPN: 12MM | NSN: 5310-01-236-0466

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Product Details

NATO Stock Number

5310-01-236-0466

Sold in multiples of

1 EA

DEMIL

Hole Diameter

Between 12.2 millimeters and 12.7 millimeters

Outside Diameter

21.1 millimeters

Material Thickness

Between 2.35 millimeters and 2.65 millimeters

Hardness Rating

Between 44.0 rockwell c and 51.0 rockwell c

Color

Black

Material

Steel

Surface Treatment

Oxide film

Surface Treatment Specification

Bn759, fscm 21969 mfr ref single treatment response

Style Designator

Split helical-right hand

12MM Series Parts

Pricing and Availability

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12MM Cross Reference

33080073
A 12 DIN 127