5310-00-776-7432

Find complete technical information, availability, and procurement data for: 5310-00-776-7432
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-776-7432

Item Name Code

01857

Assigment Date

01/01/1962 (64 years ago)

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes:nut (1), plain, castellated, hexagon.

2b thread class, 0.614 inches minimum and 0.627 inches maximum width across flats, right-hand thread direction, hexagon nut style, 0.401 inches minimum and 0.411 inches maximum nut height

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: 0.401 inches minimum and 0.411 inches maximum
Width Across Flats: 0.614 inches minimum and 0.627 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Countersink Angle: 88.0 degrees minimum and 92.0 degrees maximum nut
Bearing Surface Type: washer faced
Material: steel comp 8640h or steel comp 4140 or steel comp 8740 overall
Material Document And Classification: astm a304,a322,a331 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec single treatment response 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
502651	Hexagon Plain Nut
7767432	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-776-7432?

The FSCG of the NSN 5310-00-776-7432 is 5310

Does the NSN 5310-00-776-7432 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-776-7432 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 5310-00-776-7432 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-776-7432 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 5310-00-776-7432 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962