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

Shouldered Washer

Model / MPN: 579856 | NSN: 5310-00-164-1100
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
5310-00-164-1100
Sold in multiples of
1 EA
DEMIL
NO
Hole Diameter
Between 0.276 inches and 0.286 inches
Shoulder Diameter
Between 0.394 inches and 0.396 inches
Outside Diameter
Between 0.610 inches and 0.630 inches
Shoulder Height
Between 0.075 inches and 0.080 inches
Material Thickness
Between 0.030 inches and 0.034 inches
Hardness Rating
Between 32.0 rockwell c and 38.0 rockwell c
Surface Finish
63.0 microinches bottom
Surface Finish
63.0 microinches top
Surface Finish
63.0 microinches shoulder face
Surface Finish
90.0 microinches counterbore wall
Surface Finish
90.0 microinches inner
Surface Finish
90.0 microinches outer
Material
Steel comp 8740
Material Specification
Ams 6322 mfr ref single material response
Style Designator
Shouldered
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E717T3031 Washer, Shouldered 11 EA 12/14/2016
SPE5E717T5762 Washer, Shouldered 11 EA 02/17/2017
SPE5E318T0533 Washer, Shouldered 104 EA 10/20/2017
SPE5E318T170M Washer, Shouldered 201 EA 07/12/2018
SPE5E118T0401 Washer, Shouldered 201 EA 09/12/2018
SPE5E319T0038 Washer, Shouldered 201 EA 10/10/2018
SPE5E319T7193 Washer, Shouldered 201 EA 01/17/2019

Pricing and Availability

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579856 Cross Reference
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