The Circuit Breaker, cataloged under National Stock Number 5925-00-052-7771, 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 Littelfuse, Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-052-7771 |
| Primary Part Number | 812020 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Littelfuse, Inc. |
| Status | ACTIVE |
| Thread Quantity Per Inch | 32 |
| Pole Quantity | 1 |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) |
| Actuator Function | TRIP-RESET |
| Nominal Thread Size | 0.138 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Trip Delay Time in Seconds Per Rated Continuous Current | 3600.000 MINIMUM AT 125 PCT AND 30.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Actuator Position Designation | AT POLE ONE |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT |
| Trip Release Ambient Temp Rating | 40.0 CELSIUS NOMINAL SINGLE LOCATION DEGC |
| Maximum Continuous Load Current Rating Per Pole | 20.0 AMPERES DC SINGLE LOCATION |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Body Style | RECTANGULAR DIMENSIONAL ENVELOPE |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 115.0 SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 12.0 DC SINGLE LOCATION |
| Trip Release Method | THERMAL SINGLE LOCATION |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Reset Method | MANUAL |
| Terminal Type and Quantity | 2 THREADED STUD |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5925-00-052-7771 is a Circuit Breaker, manufactured by Littelfuse, Inc., classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-00-052-7771 has 2 cross-referenced part numbers: 812020 (Littelfuse, Inc.), 41546 (Stant Corp Edelmann Div).
There are 4 known substitutes for 5925-00-052-7771: 5950-00-854-2814, 1660-00-966-6523, 5962-01-203-7263 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 812020: Overall Height: 0.781 INCHES NOMINAL IN; Thread Quantity Per Inch: 32; Pole Quantity: 1; Mounting Facility Type and Quantity: 2 THREADED HOLE(S). 24 total characteristics are documented in the Federal Logistics Information System.