2520-00-562-0071

Find complete technical information, availability, and procurement data for: 2520-00-562-0071
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-562-0071

Item Name Code

77777

Assigment Date

01/01/1963 (63 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.

material alloy steel;heat treat rockwell c min 32 to max 36;internal spline data 16/32 pitch 33 teeth pitch dia 2.0625 in. root dia 2.154 in. 30 degree pressure angle tid 2.125 in.;external spline s pitch special 75 teeth 10 degree pressure angle pitch dia 15.000in. tid 14.800 in. root dia 14.700 in.;od min 3.670 in. max 3.730 in. id min 2.011 in. max 2.016 in.;mounting holes drill min dia 0.980 in. max dia 1.020 in. 16 holes equally spaced;aboveand below hub drill 4 holes dia of 1.3125 in.;on hub 12 holes equally spaceddia of 0.2812 in. general characteristics item description

Product Characteristics

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

General Characteristics Item Description: material alloy steel;heat treat rockwell c min 32 to max 36;internal spline data 16/32 pitch 33 teeth pitch dia 2.0625 in. root dia 2.154 in. 30 degree pressure angle tid 2.125 in.;external spline s pitch special 75 teeth 10 degree pressure angle pitch dia 15.000in. tid 14.800 in. root dia 14.700 in.;od min 3.670 in. max 3.730 in. id min 2.011 in. max 2.016 in.;mounting holes drill min dia 0.980 in. max dia 1.020 in. 16 holes equally spaced;aboveand below hub drill 4 holes dia of 1.3125 in.;on hub 12 holes equally spaceddia of 0.2812 in.

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
6766373	Clutch Drive Hub
715085	Clutch Drive Hub
7708743	Clutch Drive Hub

FAQs

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

What is the FSCG of the NSN 2520-00-562-0071?

The FSCG of the NSN 2520-00-562-0071 is 2520

Does the NSN 2520-00-562-0071 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-562-0071 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 2520-00-562-0071 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-562-0071 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 2520-00-562-0071 was assigned to the Federal Catalog?

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