5925-00-803-5488

Find complete technical information, availability, and procurement data for: 5925-00-803-5488
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-00-803-5488

Item Name Code

04558

Assigment Date

01/01/1962 (64 years ago)

An electromechanical device which releases the holding mechanism and permits the contacts of a circuit breaker to open. It is a replacement part of a circuit breaker. Does not include relays. See also thermal release, circuit breaker.

0.375 inches nominal unthreaded mounting hole diameter, 8.250 inches nominal overall width, 4.500 inches nominal overall length, rectangular dimensional envelope body style, 4.500 inches nominal overall height

Product Characteristics

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

Body Style: rectangular dimensional envelope
Overall Length: 4.500 inches nominal
Overall Height: 4.500 inches nominal
Overall Width: 8.250 inches nominal
Unthreaded Mounting Hole Diameter: 0.375 inches nominal
End Item Identification: used in circuit breaker nsn 5925-01-075-8931 onboard 270 ft. wmec coast guard vessels
Pole Quantity: 3
Mounting Facility Type And Quantity: 3 unthreaded hole
Features Provided: adjustable trip release
Maximum Continuous Load Current Rating Per Pole: 150.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts: 500.0 ac all locations
Circuit Protection Type: overcurrent all locations
Trip Release Method: thermal all locations
Trip Release Characteristic: time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 150.0 all locations
Ultimate Trip Time Per Pole In Seconds: 3600.000 nominal all locations
Adjustable Trip Setting Current Range Per Pole In Amps: +625.0 to 1300.0 ac all locations
Internal Trip Release Configuration: series trip all locations
Trip Delay Time In Seconds Per Rated Continuous Current: 100.000 minimum at 200 pct and 300.000 maximum at 200 pct all locations
Trip Release Ambient Temp Rating: 50.0 celsius nominal all locations
Frequency In Hertz: 400.0 all locations
Terminal Type And Quantity: 6 screw

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
4570446G20	Circuit Breaker Tripper
457D446G20	Circuit Breaker Tripper
S457D446G20	Circuit Breaker Tripper

FAQs

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

What is the FSCG of the NSN 5925-00-803-5488?

The FSCG of the NSN 5925-00-803-5488 is 5925

Does the NSN 5925-00-803-5488 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907020

Does NSN 5925-00-803-5488 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5925-00-803-5488 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-00-803-5488 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 5925-00-803-5488 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962