Lock Washer

Model / MPN: 12Z3001-3 | NSN: 5310-00-013-8589

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

5310-00-013-8589

Sold in multiples of

DEMIL

Hole Diameter

Between 0.141 inches and 0.151 inches

Outside Diameter

0.289 inches

Material Thickness

Between 0.017 inches and 0.021 inches

Countersink Angle

Between 80.0 degrees and 82.0 degrees

Surface Treatment

Cadmium or zinc and chromate

Style Designator

Countersink external teeth

12Z3001 Series Parts

Pricing and Availability

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ISO 9001:2015 + AS9120B
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12Z3001-3 Cross Reference

MS35336-8
MILW6986TYPEC
138589
138589
BEAX4A1-2