5310-00-275-9447

Find complete technical information, availability, and procurement data for: 5310-00-275-9447
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-275-9447

Item Name Code

16979

Assigment Date

01/01/1963 (63 years ago)

A nut, flat on top and bottom, having eight flat sides. It may include a retaining dowel pin. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).

3b thread class, plain, octagon nut style, 0.438 inches nominal nut height, 4.875 inches nominal width across flats, right-hand thread direction

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Nut Style: plain, octagon
Nut Height: 0.438 inches nominal
Width Across Flats: 4.875 inches nominal
Thread Series: un
Features Provided: casehardened
Thread Quantity Per Inch: 12
Nominal Thread Size: 3.875 inches
Bearing Surface Type: chamfered
Material: steel overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2530-00-753-5453	No Name Available	01/01/1962

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
15271P11	Octagon Plain Nut
7535453	Octagon Plain Nut
A1227E109	Octagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-275-9447?

The FSCG of the NSN 5310-00-275-9447 is 5310

Does the NSN 5310-00-275-9447 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-275-9447 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 5310-00-275-9447 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-275-9447 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 5310-00-275-9447 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963