The Tripper,circuit Breaker, cataloged under National Stock Number 5925-00-016-3050, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-016-3050 |
| Primary Part Number | S455D076G05 |
| Item Name | Tripper,circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Operating Voltage Type and Rating Per Pole in Volts | 500.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Frequency in Hertz | 400.0 ALL LOCATIONS |
| Fragility Factor | MODERATELY RUGGED |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 150.0 ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.250 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Trip Delay Time in Seconds Per Rated Continuous Current | 150.000 NOMINAL AT 250 PCT ALL LOCATIONS |
| Trip Release Ambient Temp Rating | 50.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Special Handling Feature | MAGNETIC |
| Trip Release Method | THERMAL-MAGNETIC 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 |
|---|---|
| S455D076G05 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| S455D076G05 | 3/9 Design control — primary reference Westinghouse Electric Corp Control Business Unit |
| AQB-100 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
NSN 5925-00-016-3050 is a Tripper,circuit Breaker, manufactured by Westinghouse Electric Corp, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-00-016-3050 has 1 manufacturer part number on file: S455D076G05 (Westinghouse Electric Corp).
Key specifications for S455D076G05: Operating Voltage Type and Rating Per Pole in Volts: 500.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Frequency in Hertz: 400.0 ALL LOCATIONS; Fragility Factor: MODERATELY RUGGED. 14 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.