5310-00-976-1321

Find complete technical information, availability, and procurement data for: 5310-00-976-1321
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-976-1321

Item Name Code

05277

Assigment Date

01/01/1962 (64 years ago)

An electrical fitting with electrical contacts, constructed to be affixed to the end of a cable, conduit, coaxial line, cord or wiring for convenience in joining with other electrical connector(s) or printed wiring board and is not designed to be mounted on a bulkhead, chasses, panel, printed wiring board, or the like. Excludes:jack, telephone; jack, tip; plug, telephone; plug tip; insert, electrical connector; connector body (as modified); and socket, plug-in, electronic components. See also lead assembly, electrical; wiring harness (as modified); and cable assembly (as modified). For items without inserts, see shell, electrical connector.

0.270 inches minimum and 0.290 inches maximum nut height, hexagon nut style, free-running all metal design locking feature, 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
Locking Feature: free-running all metal design
Nut Style: hexagon
Nut Height: 0.270 inches minimum and 0.290 inches maximum
Width Across Flats: 0.439 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Criticality Code Justification: zzzy
Bearing Surface Type: flat
Material: steel comp 303 overall
Special Test Features: navord od36190
Reference Number Differentiating Characteristics: as differentiated by special test features

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
2110563P3	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-976-1321?

The FSCG of the NSN 5310-00-976-1321 is 5310

Does the NSN 5310-00-976-1321 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-976-1321 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 5310-00-976-1321 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-976-1321 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 5310-00-976-1321 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962