5310-00-531-4050

Find complete technical information, availability, and procurement data for: 5310-00-531-4050
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-531-4050

Item Name Code

01860

Assigment Date

09/11/1974 (51 years ago)

0.275 inches minimum and 0.280 inches maximum pilot diameter, 2b thread class, 0.557 inches minimum and 0.564 inches maximum nut height, right-hand thread direction, clinch 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
Pilot Diameter: 0.275 inches minimum and 0.280 inches maximum
Nut Style: clinch
Nut Height: 0.557 inches minimum and 0.564 inches maximum
Width Across Flats: 0.312 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Hardness Rating: 70.0 rockwell b maximum
Nominal Thread Size: 0.138 inches
Material: steel comp 303 overall
Material Document And Classification: astm a582,cond a assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 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
1811679-19	Clinch Plain Nut
56NBS-EXR-18	Clinch Plain Nut
671-916-9005	Clinch Plain Nut
BS0S-8632-18	Clinch Plain Nut
CFBS0S-8632-18	Clinch Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-531-4050?

The FSCG of the NSN 5310-00-531-4050 is 5310

Does the NSN 5310-00-531-4050 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-531-4050 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 5310-00-531-4050 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-531-4050 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 5310-00-531-4050 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Sep 11, 1974