5310-00-266-0385

Find complete technical information, availability, and procurement data for: 5310-00-266-0385
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-266-0385

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

2b thread class, 0.423 inches minimum and 0.437 inches maximum width across flats, 0.178 inches minimum and 0.193 inches maximum nut height, right-hand thread direction, 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: 0.178 inches minimum and 0.193 inches maximum
Width Across Flats: 0.423 inches minimum and 0.437 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered or washer faced
Material: steel overall
Nondefinitive Spec/Std Data: 2 type and 13 style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-268-7286	No Name Available	01/01/1963
5310-00-499-8525	No Name Available	01/01/1963
5310-00-639-1059	No Name Available	01/01/1963

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
0910880	Hexagon Plain Nut
0910880-4	Hexagon Plain Nut
14580A	Hexagon Plain Nut
4200A	Hexagon Plain Nut
910880	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-266-0385?

The FSCG of the NSN 5310-00-266-0385 is 5310

Does the NSN 5310-00-266-0385 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-266-0385 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 5310-00-266-0385 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-266-0385 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 5310-00-266-0385 was assigned to the Federal Catalog?

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