The Circuit Breaker, cataloged under National Stock Number 5925-00-054-8656, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Oakland Industries Ltd. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-054-8656 |
| Primary Part Number | 45-000PH4AMP |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Oakland Industries Ltd |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC AND 24.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Actuator Position Designation | AT POLE ONE |
| Body Style | SINGLE POLE TYPE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.570 INCHES NOMINAL IN |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Unthreaded Mounting Hole Diameter | 0.180 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 1.970 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 4.0 AMPERES AC AND 4.0 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 40.0 AC AND 40.0 DC SINGLE LOCATION |
| Trip Delay Time in Seconds Per Rated Continuous Current | 10.000 MINIMUM AT 200 PCT AND 40.000 MAXIMUM AT 200 PCT AND 3.000 MINIMUM AT 300 PCT AND 18.000 MAXIMUM AT 300 PCT AND 2.000 MINIMUM AT 400 PCT AND 9.000 MAXIMUM AT 400 PCT SINGLE LOCATION |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | 20.0 CELSIUS MAXIMUM SINGLE LOCATION DEGC |
| Terminal Type and Quantity | 2 QUICK DISCONNECT, MALE |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Boss Height | 0.280 INCHES NOMINAL IN |
| Trip Release Method | THERMAL SINGLE LOCATION |
| 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 |
|---|---|
| 45-000PH4AMP PRIMARY | Oakland Industries Ltd (USA) |
NSN 5925-00-054-8656 is a Circuit Breaker, manufactured by Oakland Industries Ltd, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-00-054-8656 has 1 manufacturer part number on file: 45-000PH4AMP (Oakland Industries Ltd).
Key specifications for 45-000PH4AMP: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC AND 24.0 DC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S). 22 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.