5310-01-663-2591

Find complete technical information, availability, and procurement data for: 5310-01-663-2591
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-663-2591

Item Name Code

05277

Assigment Date

05/03/2017 (9 years ago)

A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting one or more items and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See support,as modified. Do not use if a more specific name applies.

right-hand thread direction, hexagon nut style, 2b thread class, self-locking locking feature, 0.268 inches minimum and 0.283 inches maximum nut height

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
Locking Feature: self-locking
Nut Style: hexagon
Nut Height: 0.268 inches minimum and 0.283 inches maximum
End Item Identification: 01-622-0440
Width Across Flats: 0.489 inches minimum and 0.500 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.31 inches
Bearing Surface Type: washer faced
Part Name Assigned By Controlling Agency: nut, wlk .31-18 g2 uf
Material: steel overall

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
4203179	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-663-2591?

The FSCG of the NSN 5310-01-663-2591 is 5310

Does the NSN 5310-01-663-2591 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-663-2591 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 5310-01-663-2591 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-663-2591 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 5310-01-663-2591 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, May 3, 2017