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Worldwide distributor of NSN parts and consumables located in the USA.

Lock Washer

Model / MPN: P310-0693-000 | NSN: 5310-01-285-8720
ITAR Registered seal

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
5310-01-285-8720
Sold in multiples of
DEMIL
NO
Hole Diameter
Between 0.255 inches and 0.267 inches
Outside Diameter
0.495 inches
Material Thickness
Between 0.077 inches and 0.087 inches
Hardness Rating
Between 45.0 rockwell c and 53.0 rockwell c
Material
Steel
Material Specification
Qq-s-633 fs1060-fs1080 federal specification single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 ty2 cl3 federal specification 1st treatment response
Style Designator
Split helical-right hand
P310 Series Parts

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P310-0693-000 Cross Reference
  • 310-0693-000