5310-01-657-4321

Find complete technical information, availability, and procurement data for: 5310-01-657-4321
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-657-4321

Item Name Code

01857

Assigment Date

08/12/2016 (9 years ago)

Lumber manufactured from any of the coniferous trees and having a cross-sectional dimension of 5 inches (127.0 mm) by 5 inches (127.0 mm) or more.

0.385 inches maximum nut height, mrap - m-atv ui w/ogpk end item identification, hexagon nut style, 6h thread class, 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: 6h
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.385 inches maximum
End Item Identification: mrap - m-atv ui w/ogpk
Width Across Flats: 0.675 inches minimum and 0.688 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.44 inches
Thread Pitch In Millimeters: 0.44
Bearing Surface Type: chamfered
Part Name Assigned By Controlling Agency: nut, hex, tab, g8 mb
Special Features: color: magniblack 575
Material: steel overall
Material Document And Classification: sae j995 assn std single material response overall
Surface Treatment: phosphate zinc 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
3975791014	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-657-4321?

The FSCG of the NSN 5310-01-657-4321 is 5310

Does the NSN 5310-01-657-4321 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-657-4321 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 5310-01-657-4321 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-657-4321 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 5310-01-657-4321 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Fri, Aug 12, 2016