5310-01-131-6773

Find complete technical information, availability, and procurement data for: 5310-01-131-6773
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-131-6773

Item Name Code

15931

Assigment Date

05/14/1982 (44 years ago)

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also washer (1), concave. Excludes:bearing, washer thrust.

0.765 inches minimum and 0.775 inches maximum hole diameter, 0.138 inches nominal material thickness, 63.0 microinches all surfaces surface finish, spherical radius 0.933 in. min and 0.943 in max on convex special features, 1.075 inches minimum and 1.085 inches maximum outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.765 inches minimum and 0.775 inches maximum
Outside Diameter: 1.075 inches minimum and 1.085 inches maximum
Material Thickness: 0.138 inches nominal
Surface Finish: 63.0 microinches all surfaces
Special Features: spherical radius 0.933 in. min and 0.943 in max on convex
Material: steel corrosion resisting overall
Material Document And Classification: ams 5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: p.s. 13001,fscm 82106 mfr ref single treatment response overall
Style Designator: convex

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
10109612	Convex Washer
268136-1	Convex Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-131-6773?

The FSCG of the NSN 5310-01-131-6773 is 5310

Does the NSN 5310-01-131-6773 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-131-6773 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-01-131-6773 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-131-6773 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-131-6773 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, May 14, 1982