The Circuit Breaker, cataloged under National Stock Number 5925-00-992-4685, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Eaton Corp Heinemann Products Commercial Controls Div. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-992-4685 |
| Primary Part Number | 8983140-134 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Eaton Corp Heinemann Products Commercial Controls Div |
| Status | ACTIVE |
| Terminal Type and Quantity | 2 THREADED STUD |
| Unpackaged Unit Weight | 0.266 POUNDS NOMINAL LBS |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 50.0 DC SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 2000.0 DC SINGLE LOCATION |
| Trip Release Method | MAGNETIC-HYDRAULIC SINGLE LOCATION |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 SINGLE LOCATION |
| Trip Delay Time in Seconds Per Rated Continuous Current | 2.500 MINIMUM AT 200 PCT AND 7.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Maximum Continuous Load Current Rating Per Pole | 16.0 AMPERES DC SINGLE LOCATION |
| Nominal Thread Size | 0.138 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | PLASTIC CASE |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Reset Method | MANUAL |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Inclosure Protection Type for Which Designed | DUSTPROOF |
| Actuator Position Designation | AT POLE ONE |
| Actuator Function | TRIP-RESET |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Arc Quenching Method | MAGNETIC BLOWOUT |
| Pole Quantity | 1 |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) |
| Thread Quantity Per Inch | 32 |
| Boss Height | 0.130 INCHES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Surface to Terminal End Distance | 2.260 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals Parallel to Length | 1.930 INCHES MINIMUM AND 1.950 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8983140-134 | Eaton Corp Heinemann Products Commercial Controls Div (USA) |
| 8983140-134 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
| 70-145-34 | Eaton Corp Heinemann Products Commercial Controls Div (USA) |
NSN 5925-00-992-4685 is a Circuit Breaker, manufactured by Eaton Corp Heinemann Products Commercial Controls Div, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-00-992-4685 has 3 cross-referenced part numbers: 8983140-134 (Eaton Corp Heinemann Products Commercial Controls Div), 8983140-134 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 70-145-34 (Eaton Corp Heinemann Products Commercial Controls Div).
There is 1 known substitute for 5925-00-992-4685: 4730-00-233-9980. Verify interchangeability with system specifications before substitution.
Key specifications for 8983140-134: Terminal Type and Quantity: 2 THREADED STUD; Unpackaged Unit Weight: 0.266 POUNDS NOMINAL LBS; Trip Release Characteristic: TIME DELAY SINGLE LOCATION; Circuit Protection Type: OVERCURRENT SINGLE LOCATION. 30 total characteristics are documented in the Federal Logistics Information System.