The Circuit Breaker, cataloged under National Stock Number 5925-00-866-2198, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5925-00-866-2198 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Bushing Length | 0.625 INCHES MAXIMUM IN |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 50.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Actuator Position Designation | AT POLE ONE |
| Body Style | SINGLE POLE TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Body Width | 0.640 INCHES MAXIMUM IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 1.605 INCHES MAXIMUM IN |
| Maximum Continuous Load Current Rating Per Pole | 1.5 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1500.0 DC SINGLE LOCATION |
| Nominal Thread Size | 0.375 INCHES IN |
| Body Length | 1.500 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.090 MINIMUM AT 200 PCT AND 0.600 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Inclosure Protection Type for Which Designed | SHOCKPROOF AND VIBRATIONPROOF AND HERMETICALLY SEALED |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Terminal Type and Quantity | 2 WIRE HOOK |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UNEF |
| Trip Release Method | MAGNETIC-HYDRAULIC SINGLE LOCATION |
| Center to Center Distance Between Terminals Parallel to Length | 0.875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 807141-2 | 5/2 Secondary reference U.S. Government activity |
| 77-109-2-1-5-500DC | 5/9 Secondary reference Eaton Corp Heinemann Products Commercial Controls Div |
| SM-D-414917-2 | 3/2 Design control — primary reference U.S. Government activity |
| 5925008662198 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| AP11B | 5/2 Secondary reference U.S. Government activity |
NSN 5925-00-866-2198 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1680-01-646-0737. Verify interchangeability with system specifications before substitution.
Key specifications for 5925-00-866-2198: Bushing Length: 0.625 INCHES MAXIMUM IN; Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 50.0 DC SINGLE LOCATION. 29 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.