2520-00-921-4380

Find complete technical information, availability, and procurement data for: 2520-00-921-4380
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-921-4380

Item Name Code

52060

Assigment Date

01/02/1966 (60 years ago)

A solid circular disk of wire-woven lining material or ceramic and metal substance and the like, molded to one or both sides and fastened directly or indirectly to the center spline or hub, which receives and transmits motion or power by engagement with the pressure plate assembly and the flywheel or the like. Includes dry or wet type disk, and may include damper springs. This item is designed to be used on tanks, automobiles, construction equipment, and the like in conjunction with a clutch assembly, friction.

12.500 inches nominal spline major diameter, rigid flexibility, steel disk material, wet design type, external lug disk type

Product Characteristics

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

Spline Major Diameter: 12.500 inches nominal
Design Type: wet
Disk Type: external lug
Disk Material: steel
Flexibility: rigid

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-394-2656	No Name Available	01/01/1981

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
16TX768	Vehicular Clutch Disk
6771096	Vehicular Clutch Disk
PP-925	Vehicular Clutch Disk
PP925	Vehicular Clutch Disk

FAQs

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

What is the FSCG of the NSN 2520-00-921-4380?

The FSCG of the NSN 2520-00-921-4380 is 2520

Does the NSN 2520-00-921-4380 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-921-4380 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 2520-00-921-4380 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-921-4380 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 2520-00-921-4380 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Sun, Jan 2, 1966