A3142421

View detailed technical data, stock status, and sourcing information for: A3142421
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-01-393-0364

Item Name Code

00136

Assigment Date

07/13/1994 (32 years ago)

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes:switch,lever; switch,rotary; switch,knife; switch,sensitive; and switch,box.

multipole-multiple actuator type body style, 3.550 inches nominal center to center distance between terminals parallel to length, 1.026 inches nominal center to center distance between terminals parallel to width, 4.750 inches nominal body length, 4.144 inches maximum body width

Product Characteristics

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

Body Style: multipole-multiple actuator type
Body Length: 4.750 inches nominal
Body Width: 4.144 inches maximum
Center To Center Distance Between Terminals Parallel To Length: 3.550 inches nominal
Center To Center Distance Between Terminals Parallel To Width: 1.026 inches nominal
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length: 2.750 inches nominal
Switch Contact Arrangement: single pole, double throw
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width: 1.026 inches nominal
Boss Height: 0.220 inches nominal
Mounting Surface To Terminal End Distance: 3.550 inches nominal
Pole Quantity: 4
Mounting Facility Type And Quantity: 8 threaded hole
Maximum Continuous Load Current Rating Per Pole: 50.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts: 240.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps: 5000.0 ac all locations
Circuit Protection Type: overcurrent all locations
Trip Release Method: magnetic all locations
Trip Release Characteristic: time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 138.0 all locations
Reset Method: manual
Main Contact Tripping Mechanism Type: trip free
Manual Actuator Type And Quantity: 4 toggle
Actuator Function: trip-reset
Actuator Position Designation: at each pole
External Actuator Linkage Arrangement: one, two, three, and four linked
Auxiliary Switch Function And Quantity: 1 alarm
Internal Trip Release Configuration: series trip all locations
Nominal Thread Size: 0.138 inches
Switch Location And Position Designation: internal at pole four
Switch Terminal Type: pin
Switch Current Rating And Type In Amps: 100.0 ac
Switch Voltage Rating And Type In Volts: 240.0 ac
Special Features: first pole is relay trip
Frequency In Hertz: 400.0 all locations
Material: plastic case
Thread Series Designator: unc
Terminal Type And Quantity: 8 threaded stud

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
299-4-23528-1	Circuit Breaker
A3142421	Circuit Breaker

FAQs

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

What is the FSCG of the NSN 5925-01-393-0364?

The FSCG of the NSN 5925-01-393-0364 is 5925

Does the NSN 5925-01-393-0364 have a Schedule B code assigned?

Yes, the Schedule B code is 8536200040

Does NSN 5925-01-393-0364 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 5925-01-393-0364 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-01-393-0364 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 5925-01-393-0364 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, Jul 13, 1994