5310-01-131-2956

Find complete technical information, availability, and procurement data for: 5310-01-131-2956
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-131-2956

Item Name Code

15935

Assigment Date

05/07/1982 (44 years ago)

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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.

0.062 inches nominal shoulder height, 1.437 inches nominal shoulder diameter, 2.000 inches nominal outside diameter, 1.182 inches nominal hole diameter, 1.697 inches minimum and 1.699 inches maximum recess 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: 1.182 inches nominal
Shoulder Diameter: 1.437 inches nominal
Outside Diameter: 2.000 inches nominal
Recess Diameter: 1.697 inches minimum and 1.699 inches maximum
Shoulder Height: 0.062 inches nominal
Recess Depth: 0.184 inches minimum and 0.187 inches maximum
Material Thickness: 0.312 inches nominal
Style Designator: shouldered and 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
999H0101 PIECE	Shouldered and Recessed Washer
E14270A	Shouldered and Recessed Washer
EE62	Shouldered and Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-131-2956?

The FSCG of the NSN 5310-01-131-2956 is 5310

Does the NSN 5310-01-131-2956 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-131-2956 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 5310-01-131-2956 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-131-2956 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 5310-01-131-2956 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, May 7, 1982