The Circuit Breaker, cataloged under National Stock Number 5925-01-372-7137, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-372-7137 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 50.0 DC SINGLE LOCATION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.660 INCHES NOMINAL IN |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Body Width | 0.750 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 2.032 INCHES MAXIMUM IN |
| Maximum Continuous Load Current Rating Per Pole | 7.0 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 2000.0 DC SINGLE LOCATION |
| Specification/standard Data | 81349-MIL-C-55629/7 GOVERNMENT SPECIFICATION |
| Body Length | 2.000 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 7.000 MAXIMUM AT 125 PCT SINGLE LOCATION |
| Test Data Document | 81349-MIL-C-55629 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.). |
| Material | PLASTIC CASE |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Method | MAGNETIC SINGLE LOCATION |
| Center to Center Distance Between Terminals Parallel to Length | 1.560 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 |
|---|---|
| MIL-PRF-55629/7 | 4/1 Identification reference U.S. Government activity |
| MIL-C-55629/7 | 5/9 Secondary reference U.S. Government activity |
| M55629/7-058 | 2/2 Government specification standardization U.S. Government activity |
NSN 5925-01-372-7137 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
Key specifications for 5925-01-372-7137: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 50.0 DC SINGLE LOCATION; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 1.660 INCHES NOMINAL IN; Circuit Protection Type: OVERCURRENT SINGLE LOCATION. 18 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.