5310-00-588-0393

Find complete technical information, availability, and procurement data for: 5310-00-588-0393
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-588-0393

Item Name Code

01858

Assigment Date

01/01/1963 (63 years ago)

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes:nut (1), plain, castellated, hexagon.

0.218 inches nominal nut height, square nut style, 2b thread class, 0.563 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: 2b
Thread Direction: right-hand
Nut Style: square
Nut Height: 0.218 inches nominal
Width Across Flats: 0.563 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Bearing Surface Type: flat
Special Features: retaining clip attached
Material: steel overall
Surface Treatment: oxide 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
8679574	Square Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-588-0393?

The FSCG of the NSN 5310-00-588-0393 is 5310

Does the NSN 5310-00-588-0393 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-588-0393 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 5310-00-588-0393 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-588-0393 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 5310-00-588-0393 was assigned to the Federal Catalog?

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