5310-00-999-4031

Find complete technical information, availability, and procurement data for: 5310-00-999-4031
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-999-4031

Item Name Code

01857

Assigment Date

05/06/2002 (24 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.

hexagon nut style, 0.302 inches minimum and 0.313 inches maximum width across flats, 0.102 inches minimum and 0.114 inches maximum nut height, right-hand thread direction, 2b thread class

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.102 inches minimum and 0.114 inches maximum
Width Across Flats: 0.302 inches minimum and 0.313 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 32
Bearing Surface Type: flat
Material: steel overall
Surface Treatment: cadmium and chromate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-176-8133	No Name Available	08/01/1987

FAQs

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

What is the FSCG of the NSN 5310-00-999-4031?

The FSCG of the NSN 5310-00-999-4031 is 5310

Does the NSN 5310-00-999-4031 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-999-4031 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 5310-00-999-4031 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-999-4031 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 5310-00-999-4031 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Mon, May 6, 2002