7374143

View detailed technical data, stock status, and sourcing information for: 7374143
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-737-4143

Item Name Code

39418

Assigment Date

01/01/1963 (63 years ago)

steel forging,alloy grade d,comp 4140,spec mil-s-46172,heat treat quench and temper per 8355700 method ito rockwell c26-32,outside dia 14.812 in.,3.250 in. w,5.125 in. dia inner,9.542 in. dia tap 0.437-20 unf 2b thread thru countersink at 90 degrees to 0.470 max dia opposite side pitch dia 0.4050 m 0.4104 p in. 6 holes equally spaced general characteristics item description, 2520-00-737-4143 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: 2520-00-737-4143
General Characteristics Item Description: steel forging,alloy grade d,comp 4140,spec mil-s-46172,heat treat quench and temper per 8355700 method ito rockwell c26-32,outside dia 14.812 in.,3.250 in. w,5.125 in. dia inner,9.542 in. dia tap 0.437-20 unf 2b thread thru countersink at 90 degrees to 0.470 max dia opposite side pitch dia 0.4050 m 0.4104 p in. 6 holes equally spaced

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
7374143	Power-Take-off Clutch Drum
8892741	Power-Take-off Clutch Drum

FAQs

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

What is the FSCG of the NSN 2520-00-737-4143?

The FSCG of the NSN 2520-00-737-4143 is 2520

Does the NSN 2520-00-737-4143 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-737-4143 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 2520-00-737-4143 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-737-4143 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 2520-00-737-4143 was assigned to the Federal Catalog?

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