The Circuit Breaker, cataloged under National Stock Number 5925-00-681-6077, 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 Westinghouse Electric Corp. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5925-00-681-6077 |
| Primary Part Number | 1531788 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Westinghouse Electric Corp |
| Status | CANCELLED |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 600.0 AC AND 250.0 DC ALL LOCATIONS |
| Inclosure Protection Type for Which Designed | DUSTPROOF |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 15000.0 AC AND 10000.0 DC ALL LOCATIONS |
| Trip Release Ambient Temp Rating | 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Maximum Continuous Load Current Rating Per Pole | 90.0 AMPERES AC AND 90.0 AMPERES DC ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Material | PLASTIC CASE |
| Reset Method | MANUAL |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 ALL LOCATIONS |
| Actuator Position Designation | AT POLE TWO |
| Boss Height | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Arc Quenching Method | DEION |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Special Handling Feature | MAGNETIC |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Unthreaded Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Pole Quantity | 3 |
| Center to Center Distance Between Terminals Parallel to Length | 7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals Parallel to Width | 1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.495 INCHES MINIMUM AND 4.505 INCHES MAXIMUM IN |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Body Length | 9.370 INCHES MINIMUM AND 9.380 INCHES MAXIMUM IN |
| Body Width | 4.120 INCHES MINIMUM AND 4.130 INCHES MAXIMUM IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Actuator Function | TRIP-RESET |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1531788 PRIMARY | Westinghouse Electric Corp (USA) |
| 1531788 | Sweinhart Electric Co., Inc. (USA) |
| F3090 | Eaton Corporation Dba Eaton Inoac (USA) |
| F3090 | Westinghouse Electric Corp (USA) |
| 4027X26-1 | United Catalysts Inc (USA) |
| 122038 | Westinghouse Electric Corp (USA) |
| S1531788 | Westinghouse Electric Corp (USA) |
NSN 5925-00-681-6077 is a Circuit Breaker, manufactured by Westinghouse Electric Corp, classified under FSC 5925 (No Item Name Available). Status: cancelled.
NSN 5925-00-681-6077 has 7 cross-referenced part numbers: 1531788 (Westinghouse Electric Corp), 1531788 (Sweinhart Electric Co., Inc.), F3090 (Eaton Corporation Dba Eaton Inoac), F3090 (Westinghouse Electric Corp), 4027X26-1 (United Catalysts Inc) and 2 more.
There are 3 known substitutes for 5925-00-681-6077: 5915-00-013-7011, 5136-00-516-4118, 1730-01-683-3431. Verify interchangeability with system specifications before substitution.
Key specifications for 1531788: Trip Release Characteristic: INSTANTANEOUS ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 600.0 AC AND 250.0 DC ALL LOCATIONS; Inclosure Protection Type for Which Designed: DUSTPROOF; Frequency in Hertz: 60.0 ALL LOCATIONS. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5925-00-681-6077 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.