2520-00-741-3946

Find complete technical information, availability, and procurement data for: 2520-00-741-3946
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-741-3946

Item Name Code

52278

Assigment Date

01/01/1963 (63 years ago)

A device for connecting the ends of two shafts to produce in effect, one piece of rigid shafting so that the rotary motion of one shaft is transmitted to the other shaft. Couplings of the sleeve type must have an over-all length exceeding the outside diameter, or must have an internal spline.

steel material, 1.155 inches nominal overall length, 2320-00-050-8841 end item identification, internal involute spline 14 teeth; 1.750 in pitch dia, 8/16 dp, 30 deg pressure angle;enternal involute spline 24 teech; 3.000 in pitch dia.; 0.375 in lg. 3.098 in major dia, 2.865 in minor dia special features

Product Characteristics

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

Overall Length: 1.155 inches nominal
End Item Identification: 2320-00-050-8841
Special Features: internal involute spline 14 teeth; 1.750 in pitch dia, 8/16 dp, 30 deg pressure angle;enternal involute spline 24 teech; 3.000 in pitch dia.; 0.375 in lg. 3.098 in major dia, 2.865 in minor dia
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3830-00-593-1804	No Name Available	01/01/1963

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
7413946	Vehicular Positive Clutch
KC2784	Vehicular Positive Clutch
L23104	Vehicular Positive Clutch
M307543	Vehicular Positive Clutch

FAQs

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

What is the FSCG of the NSN 2520-00-741-3946?

The FSCG of the NSN 2520-00-741-3946 is 2520

Does the NSN 2520-00-741-3946 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-741-3946 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 2520-00-741-3946 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-741-3946 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 2520-00-741-3946 was assigned to the Federal Catalog?

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