1556A

View detailed technical data, stock status, and sourcing information for: 1556A
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-695-7323

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

3.000 in. effective lg;14 teeth;24.000 in. diametral pitch;involute tooth form;14 deg,30 min 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: 3.000 in. effective lg;14 teeth;24.000 in. diametral pitch;involute tooth form;14 deg,30 min

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
1556A	Tachometer Drive Unit
60-214	Tachometer Drive Unit
8333230	Tachometer Drive Unit

FAQs

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

What is the FSCG of the NSN 2520-00-695-7323?

The FSCG of the NSN 2520-00-695-7323 is 2520

Does the NSN 2520-00-695-7323 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-695-7323 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 2520-00-695-7323 contain precious materials?

Item does not contain precious metal.

Does NSN 2520-00-695-7323 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 2520-00-695-7323 was assigned to the Federal Catalog?

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