5310-01-444-2850

Find complete technical information, availability, and procurement data for: 5310-01-444-2850
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-444-2850

Item Name Code

15931

Assigment Date

05/02/1997 (29 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

0.640 inches nominal outside diameter, convex style designator, 0.320 inches nominal hole diameter, steel overall material

Product Characteristics

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

Hole Diameter: 0.320 inches nominal
Outside Diameter: 0.640 inches nominal
Material: steel 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
LS35298S05CV	Convex Washer

FAQs

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

What is the FSCG of the NSN 5310-01-444-2850?

The FSCG of the NSN 5310-01-444-2850 is 5310

Does the NSN 5310-01-444-2850 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-444-2850 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 5310-01-444-2850 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-444-2850 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 5310-01-444-2850 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, May 2, 1997