5310-00-839-1631

Find complete technical information, availability, and procurement data for: 5310-00-839-1631
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-839-1631

Item Name Code

01857

Assigment Date

12/21/1966 (59 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

2b thread class, 0.172 inches minimum and 0.203 inches maximum width across flats, right-hand thread direction, 0.077 inches minimum and 0.087 inches maximum nut height, hexagon nut style

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: hexagon
Nut Height: 0.077 inches minimum and 0.087 inches maximum
Width Across Flats: 0.172 inches minimum and 0.203 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 56
Nominal Thread Size: 0.099 inches
Bearing Surface Type: washer faced
Material: steel comp 303 or steel comp 303se or steel comp 303 plus x overall
Material Document And Classification: ams 5640 assn std all material responses 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
9-490006	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-839-1631?

The FSCG of the NSN 5310-00-839-1631 is 5310

Does the NSN 5310-00-839-1631 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-839-1631 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 5310-00-839-1631 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-839-1631 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 5310-00-839-1631 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Dec 21, 1966