The Circuit Breaker, cataloged under National Stock Number 5925-01-085-7028, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-085-7028 |
| Primary Part Number | MS14153-20 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Bushing Length | 0.250 INCHES NOMINAL IN |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 120.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Actuator Position Designation | AT POLE TWO |
| Frequency in Hertz | 400.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 0.770 INCHES MINIMUM AND 0.834 INCHES MAXIMUM IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 145.0 ALL LOCATIONS |
| External Actuator Linkage Arrangement | ONE, TWO, AND THREE LINKED |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 1.100 INCHES MAXIMUM IN |
| Body Height | 1.350 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Maximum Continuous Load Current Rating Per Pole | 20.0 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 2000.0 AC ALL LOCATIONS |
| Nominal Thread Size | 0.438 INCHES IN |
| Body Length | 2.380 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 4.000 MINIMUM AT 200 PCT AND 20.000 MAXIMUM AT 200 PCT AND 0.400 MINIMUM AT 500 PCT AND 2.000 MAXIMUM AT 500 PCT AND 0.100 MINIMUM AT 1000 PCT AND 0.530 MAXIMUM AT 1000 PCT ALL LOCATIONS |
| Manual Actuator Type and Quantity | 1 PUSH-PULL |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | 25.0 CELSIUS MAXIMUM ALL LOCATIONS DEGC |
| Terminal Type and Quantity | 6 SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UN |
| Trip Release Method | THERMAL ALL LOCATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MS14153-20 PRIMARY | Sae International Dba Sae International (USA) |
| EE373-20 | Leonardo Uk Limited (aw/eh101) (GBR) |
| Reference | Meaning |
|---|---|
| MIL-C-5809 | 5/9 Secondary reference U.S. Government activity |
| AS14153-20 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS58091 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS14153-20 | 5/9 Secondary reference U.S. Government activity |
| AS14153-20 | 5/9 Secondary reference Sae International Dba Sae International |
| 9TC2-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-085-7028 is a Circuit Breaker, manufactured by Sae International Dba Sae International, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-085-7028 has 2 manufacturer part numbers on file: MS14153-20 (Sae International Dba Sae International), EE373-20 (Leonardo Uk Limited (aw/eh101)).
Key specifications for MS14153-20: Bushing Length: 0.250 INCHES NOMINAL IN; Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 120.0 AC ALL LOCATIONS. 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.