The Circuit Breaker, cataloged under National Stock Number 5925-01-259-4726, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-259-4726 |
| Primary Part Number | W-C-375/18 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Specification/standard Data | 81348-W-C-375/18 GOVERNMENT SPECIFICATION |
| Body Width | 2.750 INCHES NOMINAL2.750 INCHES NOMINAL IN |
| Body Height | 3.375 INCHES NOMINAL3.375 INCHES NOMINAL IN |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Boss Height | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 14000.0 AC ALL LOCATIONS |
| Trip Delay Time in Seconds Per Rated Continuous Current | 4.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| Special Handling Feature | MAGNETICMAGNETIC |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Actuator Function | TRIP-RESET |
| Center to Center Distance Between Terminals Parallel to Width | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 50.0 AMPERES AC ALL LOCATIONS |
| Inclosure Protection Type for Which Designed | CORROSION RESISTANT |
| Unthreaded Mounting Hole Diameter | 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals Parallel to Length | 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 135.0 ALL LOCATIONS |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.500 INCHES NOMINAL4.500 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE |
| Operating Voltage Type and Rating Per Pole in Volts | 480.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S)4 UNTHREADED HOLE(S) |
| Trip Release Ambient Temp Rating | 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Reset Method | MANUAL |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Actuator Position Designation | AT POLE TWO |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Pole Quantity | 33 |
| Material | PLASTIC CASE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| W-C-375/18 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| WC375/18-008 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| EH3050 | Westinghouse Electric Corp (USA) |
| EHD3050L | Eaton Corporation Dba Eaton Inoac (USA) |
NSN 5925-01-259-4726 is a Circuit Breaker, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-01-259-4726 has 4 cross-referenced part numbers: W-C-375/18 (Federal Specifications Promulgated by General Services Administration Washington DC), WC375/18-008 (Federal Specifications Promulgated by General Services Administration Washington DC), EH3050 (Westinghouse Electric Corp), EHD3050L (Eaton Corporation Dba Eaton Inoac).
There are 12 known substitutes for 5925-01-259-4726: 5925-00-211-1900, 5925-00-232-2840, 5925-00-236-9000 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W-C-375/18: Specification/standard Data: 81348-W-C-375/18 GOVERNMENT SPECIFICATION; Body Width: 2.750 INCHES NOMINAL2.750 INCHES NOMINAL IN; Body Height: 3.375 INCHES NOMINAL3.375 INCHES NOMINAL IN; Trip Release Characteristic: TIME DELAY ALL LOCATIONS. 30 total characteristics are documented in the Federal Logistics Information System.