The Circuit Breaker, cataloged under National Stock Number 5925-01-252-7784, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5925-01-252-7784 |
| Primary Part Number | GC885ET1 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Bushing Length | 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 32.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING WITH PANEL SEAL1 THREADED BUSHING WITH PANEL SEAL |
| Actuator Position Designation | AT POLE ONE |
| Unpackaged Unit Weight | 2.000 OUNCES NOMINAL OZ |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Body Style | SINGLE POLE TYPESINGLE POLE TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 135.0 SINGLE LOCATION |
| Arc Quenching Method | MAGNETIC BLOWOUTMAGNETIC BLOWOUT |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Body Width | 0.656 INCHES NOMINAL0.656 INCHES NOMINAL IN |
| Pole Quantity | 11 |
| Mounting Surface to Terminal End Distance | 1.669 INCHES NOMINAL1.669 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 250.0 MILLIAMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 2500.0 DC SINGLE LOCATION |
| Nominal Thread Size | 0.469 INCHES IN |
| Body Length | 1.781 INCHES NOMINAL1.781 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.120 MINIMUM AT 200 PCT AND 2.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 PUSH-PULL |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT AND DUSTTIGHT AND MOISTURE RESISTANT AND SAND RESISTANT |
| Thread Quantity Per Inch | 3232 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Terminal Type and Quantity | 2 TAB W/SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UNS |
| 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 |
| Part Number | Manufacturer |
|---|---|
| GC885ET1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 7MC1-4-.250 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 7MC1-4-.25 | 5/2 Secondary reference U.S. Government activity |
NSN 5925-01-252-7784 is a Circuit Breaker, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-252-7784 has 1 manufacturer part number on file: GC885ET1 (Northrop Grumman Systems Corporation).
Key specifications for GC885ET1: Bushing Length: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN; Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 32.0 DC SINGLE LOCATION. 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.