SM-B-790773

View detailed technical data, stock status, and sourcing information for: SM-B-790773
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-016-9345

Item Name Code

01857

Assigment Date

02/26/1976 (50 years ago)

A nut formed from sheet spring material, usually steel, into varying flat, concave, bent or curved designs, having apertures with suitable boss or bosses usually on the upper side capable of securely gripping a mating threaded member. Excludes:nut (1), stamped.

hexagon nut style, right-hand thread direction, 2b thread class, 0.250 inches nominal width across flats, 0.312 inches nominal 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: 0.312 inches nominal
Width Across Flats: 0.250 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Bearing Surface Type: flat
Material: copper alloy 360 overall
Material Document And Classification: qq-b-626,1/2 h fed spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-059-3597	No Name Available	09/01/1992

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
120323	Hexagon Plain Nut
350-3935-04-07	Hexagon Plain Nut
B1575-5/16	Hexagon Plain Nut
SM-B-790773	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-016-9345?

The FSCG of the NSN 5310-01-016-9345 is 5310

Does the NSN 5310-01-016-9345 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-01-016-9345 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 5310-01-016-9345 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-016-9345 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 5310-01-016-9345 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Feb 26, 1976