The Circuit Breaker, cataloged under National Stock Number 5925-01-676-0442, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cooper Bussmann, Llc Dba Cooper Industries. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-676-0442 |
| Primary Part Number | 181-050P |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Cooper Bussmann, Llc Dba Cooper Industries |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 30.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Center to Center Distance Between Terminals Parallel to Width | 1.06 INCHES NOMINAL IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.41 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.26 INCHES NOMINAL IN |
| Trip Release Duty Cycle | CONTINUOUS SINGLE LOCATION |
| Pole Quantity | 1 |
| Maximum Continuous Load Current Rating Per Pole | 50.0 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 3000.0 DC SINGLE LOCATION |
| Nominal Thread Size | 0.250 INCHES IN |
| Manual Actuator Type and Quantity | 1 PUSH BUTTON |
| Thread Quantity Per Inch | 28 |
| Material | PLASTIC CASE |
| Actuator Function | RESET |
| Trip Release Ambient Temp Rating | 82.0 CELSIUS MAXIMUM SINGLE LOCATION DEGC |
| Terminal Type and Quantity | 2 THREADED STUD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 181050P-05-1 | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| 181-050P PRIMARY | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
NSN 5925-01-676-0442 is a Circuit Breaker, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-676-0442 has 2 manufacturer part numbers on file: 181050P-05-1 (Cooper Bussmann, Llc Dba Cooper Industries), 181-050P (Cooper Bussmann, Llc Dba Cooper Industries).
Key specifications for 181-050P: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 30.0 DC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Height: 1.79 INCHES NOMINAL IN. 18 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.