5310-00-531-1311

Find complete technical information, availability, and procurement data for: 5310-00-531-1311
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-531-1311

Item Name Code

05277

Assigment Date

01/01/1960 (66 years ago)

right-hand thread direction, free-running all metal design locking feature, 0.440 inches nominal width across flats, 3b thread class, 0.313 inches nominal 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: 3b
Thread Direction: right-hand
Locking Feature: free-running all metal design
Nut Height: 0.313 inches nominal
Width Across Flats: 0.440 inches nominal
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: steel overall
Surface Treatment: cadmium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-537-8427	No Name Available	02/01/1976

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
5062D1	Hexagon Self-Locking Nut
6L3660-32-7	Hexagon Self-Locking Nut
AF372-1032	Hexagon Self-Locking Nut
USAF372-1032	Hexagon Self-Locking Nut
W6S1032	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-531-1311?

The FSCG of the NSN 5310-00-531-1311 is 5310

Does the NSN 5310-00-531-1311 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-531-1311 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 5310-00-531-1311 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-531-1311 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 5310-00-531-1311 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960