The Circuit Breaker, cataloged under National Stock Number 5925-01-332-9929, 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30 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-332-9929 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Bushing Length | 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 28.0 DC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING WITH PANEL SEAL |
| Actuator Position Designation | AT POLE TWO |
| Center to Center Distance Between Terminals Parallel to Width | 0.927 INCHES MINIMUM AND 0.947 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.581 INCHES MINIMUM AND 0.701 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 115.0 ALL LOCATIONS |
| Arc Quenching Method | MAGNETIC BLOWOUT |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 1.281 INCHES MAXIMUM IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 3 |
| Mounting Surface to Terminal End Distance | 1.828 INCHES MAXIMUM IN |
| Thread Pitch Diameters | +0.3503 TO 0.3537 INCHES IN |
| Maximum Continuous Load Current Rating Per Pole | 100.0 MILLIAMPERES DC THIRD LOCATION |
| Maximum Continuous Load Current Rating Per Pole | 5.0 AMPERES DC FIRST LOCATION |
| Maximum Continuous Load Current Rating Per Pole | 5.0 AMPERES DC SECOND LOCATION |
| Trip Release Characteristic | INSTANTANEOUS THIRD LOCATION |
| Trip Release Characteristic | TIME DELAY FIRST LOCATION |
| Trip Release Characteristic | TIME DELAY SECOND LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 500.0 DC ALL LOCATIONS |
| Nominal Thread Size | 0.375 INCHES IN |
| Body Length | 1.562 INCHES MAXIMUM IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.055 MINIMUM AT 200 PCT AND 0.950 MAXIMUM AT 200 PCT FIRST LOCATION |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.055 MINIMUM AT 200 PCT AND 0.950 MAXIMUM AT 200 PCT SECOND LOCATION |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| 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 |
|---|---|
| AP112-24241-3 | 5/2 Secondary reference U.S. Government activity |
| AP112-24241-3 | 5/9 Secondary reference U.S. Government activity |
| 865528-3 | 3/9 Design control — primary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5925-01-332-9929 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5962-01-422-9227. Verify interchangeability with system specifications before substitution.
Key specifications for 5925-01-332-9929: Bushing Length: 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 28.0 DC ALL LOCATIONS. 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.