5925-00-257-9109

Find complete technical information, availability, and procurement data for: 5925-00-257-9109
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5925-00-257-9109 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-00-257-9109

Item Name Code

04558

Assigment Date

01/01/1963 (63 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.

3 pole quantity, rectangular dimensional envelope body style, 8.438 inches nominal overall length, 4.625 inches nominal overall width, 4.250 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: 8.438 inches nominal
Overall Height: 4.250 inches nominal
Overall Width: 4.625 inches nominal
Pole Quantity: 3
Mounting Facility Type And Quantity: 6 terminal
Features Provided: adjustable trip release
Maximum Continuous Load Current Rating Per Pole: 250.0 amperes ac and 250.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts: 500.0 ac and 250.0 dc all locations
Circuit Protection Type: overcurrent all locations
Trip Release Method: thermal-magnetic all locations
Trip Release Characteristic: instantaneous and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 150.0 all locations
Manual Actuator Type And Quantity: 1 toggle
Actuator Function: trip-reset
Actuator Position Designation: at each pole
Adjustable Trip Setting Current Range Per Pole In Amps: +650.0 to 1300.0 ac and +650.0 to 1300.0 dc all locations
Trip Delay Time In Seconds Per Rated Continuous Current: 3600.000 nominal at 150 pct all locations
Trip Release Ambient Temp Rating: 50.0 celsius nominal all locations
Frequency In Hertz: 60.0 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
ETN5980	Circuit Breaker Tripper

FAQs

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

What is the FSCG of the NSN 5925-00-257-9109?

The FSCG of the NSN 5925-00-257-9109 is 5925

Does the NSN 5925-00-257-9109 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907020

Does NSN 5925-00-257-9109 require demilitarization?

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

Does NSN 5925-00-257-9109 contain precious materials?

Precious metal content is unknown

Does NSN 5925-00-257-9109 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 5925-00-257-9109 was assigned to the Federal Catalog?

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