21637

View detailed technical data, stock status, and sourcing information for: 21637
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-759-4741

Item Name Code

77777

Assigment Date

01/01/1961 (65 years ago)

A relatively thin metal item of various shapes, having two or more bolt holes and locking ears or tabs. The item is designed to be inserted on the bolts and the ears or tabs bent against the wrenching flat(s) of the bolt head or nut to restrict loosening of the bolt or nut. The locking ears or tabs may be prebent. See also retainer, nut and bolt.

mrap - common nsn - used on 2 mrap variants and 6 other weapon systems. end item identification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

End Item Identification: mrap - common nsn - used on 2 mrap variants and 6 other weapon systems.

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
021637	Differential Bearin
1076-2023	Differential Bearin
1933669	Differential Bearin
2132696	Differential Bearin
21637	Differential Bearin
5EX32	Differential Bearin
717201	Differential Bearin
92589-H	Differential Bearin
92589H	Differential Bearin
B8QH-4067-B	Differential Bearin
ETN0021637	Differential Bearin

FAQs

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

What is the FSCG of the NSN 2520-00-759-4741?

The FSCG of the NSN 2520-00-759-4741 is 2520

Does the NSN 2520-00-759-4741 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 2520-00-759-4741 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 2520-00-759-4741 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-759-4741 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 2520-00-759-4741 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961