Lock Washer

Model / MPN: 138542 | NSN: 5310-00-013-8542

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

5310-00-013-8542

Sold in multiples of

100 HD

DEMIL

Hole Diameter

Between 0.384 inches and 0.398 inches

Outside Diameter

Between 0.670 inches and 0.692 inches

Material Thickness

Between 0.032 inches and 0.040 inches

Hardness Rating

Between 40.0 rockwell c and 50.0 rockwell c

Material

Steel

Material Specification

Fed standard 66, aisi c1050 through c1064 or sae 1050 through 1064 federal standard all material responses

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Flat internal teeth

Nondefinitive Specification/std Data

A type

13854 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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ISO 9001:2015 + AS9120B
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