4520-01-556-2121

Find complete technical information, availability, and procurement data for: 4520-01-556-2121
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Federal Supply Group

Plumbing, Heating, and Waste Disposal Equipment

Federal Supply Classification

4520 Space and Water Heating Equipment

National Stock Number

4520-01-556-2121

Item Name Code

29427

Assigment Date

09/27/2007 (18 years ago)

A relay that performs the function of opening or closing an electrical circuit in response to electrical changes in an external circuit. In lieu of separable contacts and their actuator(s), the switching function is accomplished by means of an arrangement of semiconductors and passive circuit devices. The device is designed to have electrical isolation between control circuit and output circuit. Excludes:relay,hybrid.

4520-01-556-2121, nonim electrical heating element

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
THE08605	Nonim Electrical Heating Element

FAQs

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

What is the FSCG of the NSN 4520-01-556-2121?

The FSCG of the NSN 4520-01-556-2121 is 4520

Does the NSN 4520-01-556-2121 have a Schedule B code assigned?

Yes, the Schedule B code is 8516790000

Does NSN 4520-01-556-2121 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 4520-01-556-2121 contain precious materials?

Item does not contain precious metal.

Does NSN 4520-01-556-2121 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4520-01-556-2121 was assigned to the Federal Catalog?

It was assigned 18 years ago, on Thu, Sep 27, 2007