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Recessed Washer

Model / MPN: NAS1587-16C | NSN: 5310-00-285-9058
ITAR Registered seal

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

Product Details
NATO Stock Number
5310-00-285-9058
Sold in multiples of
5 EA
DEMIL
NO
Hole Diameter
Between 1.010 inches and 1.025 inches
Outside Diameter
1.625 inches
Recess Diameter
Between 1.140 inches and 1.160 inches
Material Thickness
0.078 inches
Recess Angle
90.0 degrees
Surface Finish
63.0 microinches bottom
Surface Finish
63.0 microinches top
Material
Steel comp 321 or steel comp 347
Material Specification
Mil-s-6721 military specification all material responses or qq-s-763 federal specification all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
15 recessed
Style Designator
Recessed
Specification Data
80205-nas1587 professional/industrial association standard
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E318T342B Was Her, Recessed 1557 EA 09/28/2018
SPE5E319T054R Was Her, Recessed 1557 EA 03/20/2019

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NAS1587-16C Cross Reference
  • 10121279