The Circuit Breaker, cataloged under National Stock Number 5925-01-220-6147, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5925-01-220-6147 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Bushing Length | 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Internal Trip Release Configuration | SHUNT TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 240.0 AC AND 50.0 DC SINGLE LOCATION |
| Frequency in Hertz | 60.0 OR 400.0 SINGLE LOCATION |
| Body Style | SINGLE POLE TYPE |
| Center to Center Distance Between Terminals Parallel to Diameter | 0.906 INCHES MAXIMUM IN |
| Body Width | 0.625 INCHES MAXIMUM IN |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 1.700 INCHES MAXIMUM IN |
| Maximum Continuous Load Current Rating Per Pole | 8.0 AMPERES DC SINGLE LOCATION |
| Body Length | 1.562 INCHES MINIMUM IN |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Test Data Document | 81349-MIL-C-39019 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Terminal Type and Quantity | 2 WIRE HOOK |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| 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 |
|---|---|
| M39019/1-242 | 2/2 Government specification standardization U.S. Government activity |
| MIL-PRF-39019/1 | 4/1 Identification reference U.S. Government activity |
| MIL-C-39019/01 | 5/9 Secondary reference U.S. Government activity |
NSN 5925-01-220-6147 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 5925-01-423-7197, 5925-01-442-8589, 5925-01-444-2668. Verify interchangeability with system specifications before substitution.
Key specifications for 5925-01-220-6147: Bushing Length: 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Internal Trip Release Configuration: SHUNT TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 240.0 AC AND 50.0 DC SINGLE LOCATION; Frequency in Hertz: 60.0 OR 400.0 SINGLE LOCATION. 16 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.