5310-00-531-1886

Find complete technical information, availability, and procurement data for: 5310-00-531-1886
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-531-1886

Item Name Code

15933

Assigment Date

01/01/1963 (63 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.781 inches nominal outside diameter, 0.446 inches nominal hole diameter, 0.550 inches nominal recess diameter, 0.078 inches nominal material thickness, 90.0 degrees nominal recess angle

Product Characteristics

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

Hole Diameter: 0.446 inches nominal
Outside Diameter: 0.781 inches nominal
Recess Diameter: 0.550 inches nominal
Material Thickness: 0.078 inches nominal
Recess Angle: 90.0 degrees nominal
Material: steel comp 4130 overall
Material Document And Classification: sae assn std single material response overall
Surface Treatment: cadmium overall
Style Designator: recessed

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
MR27-12	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-531-1886?

The FSCG of the NSN 5310-00-531-1886 is 5310

Does the NSN 5310-00-531-1886 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-531-1886 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 5310-00-531-1886 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-531-1886 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 5310-00-531-1886 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963