8028721

View detailed technical data, stock status, and sourcing information for: 8028721
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-366-3543

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

3b thread class, 3.000 inches nominal width across flats, right-hand thread direction, 0.515 inches nominal nut height, hexagon 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: 3b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.515 inches nominal
Width Across Flats: 3.000 inches nominal
Thread Series: un
Thread Quantity Per Inch: 16
Nominal Thread Size: 2.250 inches
Bearing Surface Type: flat or washer faced
Material: steel comp 1212 overall
Material Document And Classification: sae assn std single material 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
8028721	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-366-3543?

The FSCG of the NSN 5310-00-366-3543 is 5310

Does the NSN 5310-00-366-3543 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-366-3543 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 5310-00-366-3543 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-366-3543 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 5310-00-366-3543 was assigned to the Federal Catalog?

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