5310-00-857-2610

Find complete technical information, availability, and procurement data for: 5310-00-857-2610
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-857-2610

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

hexagon nut style, 0.500 inches nominal nut height, 0.312 inches nominal width across flats, right-hand thread direction, 2b thread class

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: 0.500 inches nominal
Width Across Flats: 0.312 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Countersink Angle: 80.0 degrees minimum and 100.0 degrees maximum nut
Bearing Surface Type: chamfered or washer faced
Material: steel comp 303s overall
Material Document And Classification: mil-s-7720 mil spec single material response overall
Surface Treatment: passivate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-818-3580	No Name Available	01/04/1967

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
990031-9	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-857-2610?

The FSCG of the NSN 5310-00-857-2610 is 5310

Does the NSN 5310-00-857-2610 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-857-2610 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 5310-00-857-2610 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-857-2610 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 5310-00-857-2610 was assigned to the Federal Catalog?

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