5310-00-251-0088

Find complete technical information, availability, and procurement data for: 5310-00-251-0088
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-251-0088

Item Name Code

01857

Assigment Date

07/09/1969 (57 years ago)

0.551 inches minimum and 0.562 inches maximum width across flats, 0.320 inches minimum and 0.337 inches maximum nut height, hexagon nut style, 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: 0.320 inches minimum and 0.337 inches maximum
Width Across Flats: 0.551 inches minimum and 0.562 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.375 inches
Bearing Surface Type: chamfered
Material: steel overall
Material Document And Classification: sae,gr 2 assn std single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-269-1089	No Name Available	01/10/2017
5310-01-030-3355	No Name Available	04/01/1984

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
122-2420529 PIECE 99	Hexagon Plain Nut
122-2557733 PC NO. 71	Hexagon Plain Nut
122-6818601 PC	Hexagon Plain Nut
124-4322621 PC 109	Hexagon Plain Nut
2557733	Hexagon Plain Nut
M2027Q	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-251-0088?

The FSCG of the NSN 5310-00-251-0088 is 5310

Does the NSN 5310-00-251-0088 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-251-0088 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 5310-00-251-0088 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-251-0088 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 5310-00-251-0088 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Jul 9, 1969