The Circuit Breaker, cataloged under National Stock Number 5925-00-258-4084, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-258-4084 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 230.0 AC AND 230.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) |
| Frequency in Hertz | 60.0 SINGLE LOCATION |
| Adjustable Trip Setting Current Range Per Pole in Amps | +0.5 TO 2.0 AC AND +0.5 TO 2.0 DC SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Pole Quantity | 1 |
| Maximum Continuous Load Current Rating Per Pole | 500.0 MILLIAMPERES AC AND 500.0 MILLIAMPERES DC SINGLE LOCATION |
| Features Provided | ADJUSTABLE TRIP RELEASE |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 230.0 AC AND 230.0 DC SINGLE LOCATION |
| Nominal Thread Size | 0.190 INCHES IN |
| Thread Quantity Per Inch | 32 |
| Terminal Type and Quantity | 6 THREADED STUD |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UNF |
| Trip Release Method | MAGNETIC 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 |
| Reference | Meaning |
|---|---|
| 29142 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-00-258-4084 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5310-01-118-2278, 5325-01-395-2137, 6520-01-532-8041. Verify interchangeability with system specifications before substitution.
Key specifications for 5925-00-258-4084: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 230.0 AC AND 230.0 DC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 THREADED HOLE(S). 17 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.