DA490-401

View detailed technical data, stock status, and sourcing information for: DA490-401
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-930-5251

Item Name Code

00621

Assigment Date

05/05/1972 (54 years ago)

A switch that is actuated by changes in ambient temperature. Excludes:circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

3.625 inches nominal overall length, holes for screws mounting configuration, 2 switch and 1 base component type and quantity, 3.250 inches nominal overall width

Product Characteristics

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

Overall Length: 3.625 inches nominal
Overall Width: 3.250 inches nominal
Mounting Configuration: holes for screws
Component Type And Quantity: 2 switch and 1 base

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
DA490-401	Switch Subassembly

FAQs

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

What is the FSCG of the NSN 5930-00-930-5251?

The FSCG of the NSN 5930-00-930-5251 is 5930

Does the NSN 5930-00-930-5251 have a Schedule B code assigned?

Yes, the Schedule B code is 9803200000

Does NSN 5930-00-930-5251 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 5930-00-930-5251 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-930-5251 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 5930-00-930-5251 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, May 5, 1972