The Circuit Breaker, cataloged under National Stock Number 5925-01-541-7075, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Heinemann Electric Co Inc. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-541-7075 |
| Primary Part Number | CD3-A9-AE0015-10B |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Heinemann Electric Co Inc |
| Status | ACTIVE |
| Bushing Length | 0.876 INCHES NOMINAL IN |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 1.026 INCHES NOMINAL IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 100.0 ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 2.609 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Mounting Surface to Terminal End Distance | 0.876 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 15.1 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 375.0 AC ALL LOCATIONS |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 5.800 INCHES NOMINAL IN |
| Inclosure Protection Type for Which Designed | FUNGUS PROOF AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| Material | PLASTIC CASE |
| Trip Release Ambient Temp Rating | 85.0 CELSIUS MAXIMUM ALL LOCATIONS DEGC |
| Terminal Type and Quantity | 3 SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Length | 2.250 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 |
| Part Number | Manufacturer |
|---|---|
| CD3-A9-AE0015-10B PRIMARY | Heinemann Electric Co Inc (USA) |
| PL478D1004 ITEM NO 10 | Ems Development Corporation (USA) |
| 478D8015-1 | Ems Development Corporation (USA) |
NSN 5925-01-541-7075 is a Circuit Breaker, manufactured by Heinemann Electric Co Inc, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-541-7075 has 3 manufacturer part numbers on file: CD3-A9-AE0015-10B (Heinemann Electric Co Inc), PL478D1004 ITEM NO 10 (Ems Development Corporation), 478D8015-1 (Ems Development Corporation).
Key specifications for CD3-A9-AE0015-10B: Bushing Length: 0.876 INCHES NOMINAL IN; Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 6 THREADED HOLE(S). 25 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.