The Circuit Breaker, cataloged under National Stock Number 5925-00-271-1690, 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30 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-271-1690 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Status | ACTIVE |
| Reset Method | MANUALMANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC SINGLE LOCATION250.0 AC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S)2 THREADED HOLE(S) |
| Actuator Position Designation | AT POLE ONEAT POLE ONE |
| Frequency in Hertz | 400.0 SINGLE LOCATION400.0 SINGLE LOCATION |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Body Style | SINGLE POLE TYPESINGLE POLE TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 150.0 SINGLE LOCATION150.0 SINGLE LOCATION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.050 INCHES MINIMUM AND 2.050 INCHES MINIMUM AND 2.070 INCHES MAXIMUM2.070 INCHES MAXIMUM IN |
| Arc Quenching Method | MAGNETIC BLOWOUTMAGNETIC BLOWOUT |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION |
| Body Width | 0.750 INCHES MAXIMUM0.750 INCHES MAXIMUM IN |
| Storage Type | GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 11 |
| Mounting Surface to Terminal End Distance | 2.475 INCHES NOMINAL2.475 INCHES NOMINAL IN |
| Thread Pitch Diameters | +0.1177 TO 0.1214 INCHES+0.1177 TO 0.1214 INCHES IN |
| Maximum Continuous Load Current Rating Per Pole | 20.0 AMPERES AC SINGLE LOCATION20.0 AMPERES AC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATIONTIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1000.0 AC SINGLE LOCATION1000.0 AC SINGLE LOCATION |
| Nominal Thread Size | 0.138 INCHES0.138 INCHES IN |
| Specification/standard Data | 81349-MIL-C-55629/1 GOVERNMENT SPECIFICATION81349-MIL-C-55629/1 GOVERNMENT SPECIFICATION |
| Body Length | 2.480 INCHES MINIMUM AND 2.480 INCHES MINIMUM AND 2.500 INCHES MAXIMUM2.500 INCHES MAXIMUM IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 9.500 MINIMUM AT 200 PCT AND 9.500 MINIMUM AT 200 PCT AND 150.000 MAXIMUM AT 200 PCT SINGLE LOCATION150.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 TOGGLE1 TOGGLE |
| Inclosure Protection Type for Which Designed | MOISTURE RESISTANT AND MOISTURE RESISTANT AND SHOCK RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANTVIBRATION RESISTANT |
| 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.).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.). |
| Thread Quantity Per Inch | 3232 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESETTRIP-RESET |
| 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 |
|---|---|
| APL1-103-33 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| APL-55629-1-105 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AM12-20-250-400-14 | C/1 Advisory reference — outside the item-of-supply concept Eaton Corp Heinemann Products Commercial Controls Div |
| 274-220-101 | C/1 Advisory reference — outside the item-of-supply concept Wood Electric Operations Potter and Brumfield Div Amf Inc |
| M55629/1-105 | 2/2 Government specification standardization U.S. Government activity |
| MIL-C-55629/1 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-55629/1 | 4/1 Identification reference U.S. Government activity |
| 4MC2-205-20 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| APL-1-1-43-203 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 420433 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Technical Services Company |
NSN 5925-00-271-1690 is a Circuit Breaker, classified under FSC 5925, Circuit Breakers. Status: active.
Key specifications for 5925-00-271-1690: Reset Method: MANUALMANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC SINGLE LOCATION250.0 AC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 THREADED HOLE(S)2 THREADED HOLE(S). 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.