5310-01-325-8981

Find complete technical information, availability, and procurement data for: 5310-01-325-8981
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-325-8981

Item Name Code

15887

Assigment Date

09/13/1990 (35 years ago)

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

round nut style, 0.188 inches nominal nut diameter, right-hand thread direction, 2b thread class, 0.375 inches nominal nut thickness

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: round
Nut Diameter: 0.188 inches nominal
Nut Thickness: 0.375 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Special Features: color gold
Material: aluminum alloy 2011 overall
Material Document And Classification: qq-a-225/3,t3 fed spec single material response overall
Surface Treatment: chromate overall
Surface Treatment Document And Classification: mil-c-5541 mil 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
8079-A-0440-17	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-325-8981?

The FSCG of the NSN 5310-01-325-8981 is 5310

Does the NSN 5310-01-325-8981 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-325-8981 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 5310-01-325-8981 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-325-8981 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 5310-01-325-8981 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Sep 13, 1990