The Circuit Breaker, cataloged under National Stock Number 5925-00-876-9219, 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 Corporation Dba Eaton Inoac. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-876-9219 |
| Primary Part Number | S458D509G14 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Eaton Corporation Dba Eaton Inoac |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 500.0 AC AND 250.0 DC ALL LOCATIONS |
| 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 | 150.0 ALL LOCATIONS |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT |
| Actuator Position Designation | AT POLE TWO |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 15000.0 AC AND 15000.0 DC ALL LOCATIONS |
| Terminal Type and Quantity | 6 QUICK DISCONNECT, FEMALE |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Trip Release Ambient Temp Rating | 50.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Material | PLASTIC CASE |
| Reset Method | MANUAL |
| Actuator Function | TRIP-RESET |
| Maximum Continuous Load Current Rating Per Pole | 75.0 AMPERES AC AND 75.0 AMPERES DC ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Length | 6.500 INCHES NOMINAL IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 2.750 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Center to Center Distance Between Terminals Parallel to Width | 1.375 INCHES NOMINAL IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.656 INCHES NOMINAL IN |
| Body Height | 3.875 INCHES NOMINAL IN |
| Body Width | 4.125 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Boss Height | 0.188 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 458D509G14 | Eaton Corporation Dba Eaton Inoac (USA) |
| S458D509G14 | Westinghouse Electric Corp (USA) |
| S458D509G14 | Westinghouse Electric Corp Control Business Unit |
| ETN2753 | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| S458D509G14 PRIMARY | Eaton Corporation Dba Eaton Inoac (USA) |
NSN 5925-00-876-9219 is a Circuit Breaker, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-00-876-9219 has 5 cross-referenced part numbers: 458D509G14 (Eaton Corporation Dba Eaton Inoac), S458D509G14 (Westinghouse Electric Corp), S458D509G14 (Westinghouse Electric Corp Control Business Unit), ETN2753 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), S458D509G14 (Eaton Corporation Dba Eaton Inoac).
There are 3 known substitutes for 5925-00-876-9219: 5925-01-136-5633, 5925-01-388-7049, 5925-01-483-1170. Verify interchangeability with system specifications before substitution.
Key specifications for S458D509G14: Frequency in Hertz: 60.0 ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 500.0 AC AND 250.0 DC ALL LOCATIONS; Manual Actuator Type and Quantity: 1 TOGGLE; Main Contact Tripping Mechanism Type: TRIP FREE. 30 total characteristics are documented in the Federal Logistics Information System.