KR4790

View detailed technical data, stock status, and sourcing information for: KR4790
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-00-251-1408

Item Name Code

03883

Assigment Date

07/16/1969 (57 years ago)

A transformer consisting of one or more primary winding(s) and one or more secondary winding(s). It may be designed for direct connection to an alternating current source for purposes of changing the secondary volts and amperes or designed to eliminate metallic interconnection between circuits in an overall one to one voltage ratio, with or without additional output windings, or items designed to automatically maintain a constant output voltage within specified limits under varying input or load conditions. Also includes items having a provision for mechanically changing the turns ratio or inductive coupling in progressive increments by means of voltage taps, ratio adjuster, or devices oe similar design. For transformers having winding(s) common to both input and output circuits, see transformer (1), power, autotransformer. Excludes:transformer (1), pulse.

1 plug-in mounting facility type and quantity, 0.812 inches nominal overall diameter, hermetic environmental protection, 2.375 inches nominal overall length, single pole, double throw contact arrangement

Product Characteristics

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

Overall Length: 2.375 inches nominal
Overall Diameter: 0.812 inches nominal
Environmental Protection: hermetic
Contact Arrangement: single pole, double throw
Mounting Facility Type And Quantity: 1 plug-in
Contact Maximum Voltage Rating In Volts: 115.0 ac
Contact Maximum Current Rating In Amps: 2.0 ac
Heater Voltage Rating In Volts: 115.0
Delay Time In Seconds: 3.0 adjustable operate minimum and 5.0 adjustable operate maximum
Terminal Type And Quantity: 5 pin

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
115-3-200C	Thermal Relay
KR4790	Thermal Relay

FAQs

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

What is the FSCG of the NSN 5945-00-251-1408?

The FSCG of the NSN 5945-00-251-1408 is 5945

Does NSN 5945-00-251-1408 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 5945-00-251-1408 contain precious materials?

Item does not contain precious metal.

Does NSN 5945-00-251-1408 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 5945-00-251-1408 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Jul 16, 1969