The Circuit Breaker, cataloged under National Stock Number 5925-01-112-3629, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Corp Aerospace Commercial Controls Div. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-112-3629 |
| Primary Part Number | CD3-A3-U-0060-02A |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Eaton Corp Aerospace Commercial Controls Div |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 208.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) |
| Actuator Position Designation | AT EACH POLE |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Unpackaged Unit Weight | 1.770 POUNDS NOMINAL LBS |
| Center to Center Distance Between Terminals Parallel to Width | 1.031 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 ALL LOCATIONS |
| External Actuator Linkage Arrangement | ONE, TWO, AND THREE LINKED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.750 INCHES NOMINAL IN |
| Arc Quenching Method | MAGNETIC BLOWOUT |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 3.052 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.562 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Mounting Surface to Terminal End Distance | 3.177 INCHES MINIMUM AND 3.301 INCHES MAXIMUM IN |
| Maximum Continuous Load Current Rating Per Pole | 60.0 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1500.0 AC ALL LOCATIONS |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 3.719 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.500 MINIMUM AT 200 PCT AND 11.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| Manual Actuator Type and Quantity | 3 TOGGLE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.031 INCHES NOMINAL IN |
| Inclosure Protection Type for Which Designed | HUMIDITY RESISTANT AND VIBRATIONPROOF AND SHOCK RESISTANT AND EXPLOSION PROOF AND SALT SPRAY PROOF AND FUNGUS RESISTANT AND SAND RESISTANT AND DUSTPROOF |
| Thread Quantity Per Inch | 32 |
| 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-A3-DU-W-60-240AC-2 | Eaton Corp Aerospace Commercial Controls Div (USA) |
| CD3-A3-U-0060-02A PRIMARY | Eaton Corp Aerospace Commercial Controls Div (USA) |
| Reference | Meaning |
|---|---|
| 4SE00079-6 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 3XAM1516MG3-60-208-2-60 | 3/9 Design control — primary reference Eaton Corp Heinemann Products Commercial Controls Div |
| 209-3-1-62-4-9-60 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-112-3629 is a Circuit Breaker, manufactured by Eaton Corp Aerospace Commercial Controls Div, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-112-3629 has 2 manufacturer part numbers on file: CD3-A3-DU-W-60-240AC-2 (Eaton Corp Aerospace Commercial Controls Div), CD3-A3-U-0060-02A (Eaton Corp Aerospace Commercial Controls Div).
1 possible match (shared part number, not a government interchangeability claim): 5925-01-628-1075. Verify interchangeability with system specifications before substitution.
Key specifications for CD3-A3-U-0060-02A: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 208.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 6 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.