5310-00-638-6781

Find complete technical information, availability, and procurement data for: 5310-00-638-6781
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-638-6781

Item Name Code

01862

Assigment Date

01/01/1963 (63 years ago)

2b thread class, 2.688 inches nominal wing spread width, cast fabrication method, right-hand thread direction, 0.940 inches nominal nut counterbore 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: 2b
Thread Direction: right-hand
Fabrication Method: cast
Counterbore Diameter: 0.940 inches nominal nut
Wing Spread Width: 2.688 inches nominal
Overall Height: 1.344 inches nominal
Body Diameter: 1.250 inches nominal
Nut Style: wing
Nut Counterbore Depth: 0.560 inches nominal nut
Thread Series: unf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Material: copper alloy overall
Surface Treatment: enamel 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
5317316	Wing Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-638-6781?

The FSCG of the NSN 5310-00-638-6781 is 5310

Does the NSN 5310-00-638-6781 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-638-6781 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 5310-00-638-6781 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-638-6781 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 5310-00-638-6781 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963