5310-01-211-0691

Find complete technical information, availability, and procurement data for: 5310-01-211-0691
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-211-0691

Item Name Code

21824

Assigment Date

06/20/1985 (41 years ago)

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

external tooth nut style, 0.160 inches nominal overall height, 2b thread class, right-hand thread direction, 0.395 inches minimum and 0.406 inches maximum washer outside 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
Washer Outside Diameter: 0.395 inches minimum and 0.406 inches maximum
Overall Height: 0.160 inches nominal
Nut Style: external tooth
Nut Height: 0.117 inches minimum and 0.130 inches maximum
Width Across Flats: 0.362 inches minimum and 0.375 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.190 inches
Material: steel overall
Material Document And Classification: gm 284-m,fscm 11862 mfr ref single material response overall
Surface Treatment: zinc and dichromate overall
Surface Treatment Document And Classification: gm 4342-m,code 20d72,fscm 11862 mfr ref single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-253-8928	No Name Available	12/01/1997

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
5310PL0836456	Assembled Washer Plain Nut
9422771	Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-211-0691?

The FSCG of the NSN 5310-01-211-0691 is 5310

Does the NSN 5310-01-211-0691 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-211-0691 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 5310-01-211-0691 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-211-0691 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 5310-01-211-0691 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Jun 20, 1985