The Circuit Breaker, cataloged under National Stock Number 5925-01-256-0163, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-256-0163 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 32.0 DC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S)4 THREADED HOLE(S) |
| Actuator Position Designation | AT EACH POLE |
| Center to Center Distance Between Terminals Parallel to Width | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPEMULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 150.0 ALL LOCATIONS |
| External Actuator Linkage Arrangement | ONE AND TWO LINKED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.060 INCHES NOMINAL2.060 INCHES NOMINAL IN |
| Arc Quenching Method | AIRAIR |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 1.515 INCHES NOMINAL1.515 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 22 |
| Mounting Surface to Terminal End Distance | 2.625 INCHES NOMINAL2.625 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 100.0 AMPERES DC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 2000.0 DC ALL LOCATIONS |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 2.490 INCHES NOMINAL2.490 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.700 MINIMUM AT 200 PCT AND 10.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| Manual Actuator Type and Quantity | 2 TOGGLE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT |
| Thread Quantity Per Inch | 3232 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Terminal Type and Quantity | 4 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 |
| Reference | Meaning |
|---|---|
| 295-11-1-52-11-104M | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 295-11-1-52-104-M | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-256-0163 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
Key specifications for 5925-01-256-0163: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 32.0 DC ALL LOCATIONS; Mounting Facility Type and Quantity: 4 THREADED HOLE(S)4 THREADED HOLE(S). 30 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.