339-S-15

View detailed technical data, stock status, and sourcing information for: 339-S-15
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-912-7721

Item Name Code

01857

Assigment Date

01/01/1960 (66 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.110 inches nominal nut height, 3b thread class, right-hand thread direction, hexagon nut style, 0.040 inches nominal drilled hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.110 inches nominal
Drilled Hole Diameter: 0.040 inches nominal
Hole Type And Quantity: 2 drilled
Width Across Flats: 0.340 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.138 inches
Hole Configuration Style: configuration b
Bearing Surface Type: chamfered or washer faced
Material: steel corrosion resisting overall
Surface Treatment: passivate 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
10121815	Hexagon Plain Nut
339-S-15	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-912-7721?

The FSCG of the NSN 5310-00-912-7721 is 5310

Does the NSN 5310-00-912-7721 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-912-7721 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 5310-00-912-7721 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-912-7721 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 5310-00-912-7721 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960