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

Shouldered Washer

Model / MPN: 513129 | NSN: 5310-00-987-9034
ITAR Registered seal

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Product Details
NATO Stock Number
5310-00-987-9034
Sold in multiples of
10 EA
DEMIL
NO
Hole Diameter
Between 0.320 inches and 0.340 inches
Shoulder Diameter
Between 0.423 inches and 0.433 inches
Outside Diameter
Between 0.492 inches and 0.496 inches
Shoulder Height
Between 0.037 inches and 0.039 inches
Material Thickness
Between 0.039 inches and 0.045 inches
Hardness Rating
78.0 rockwell b
Material
Aluminum alloy
Material Specification
Ams4121 assn standard single material response and h.S.145 grade 3d mfr ref single material response
Surface Treatment
Anodize
Surface Treatment Specification
H.S.95 mfr ref single treatment response
Style Designator
Shouldered
51312 Series Parts

Pricing and Availability

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513129 Cross Reference