The Circuit Breaker, cataloged under National Stock Number 5925-01-429-4554, 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 Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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 | 5925-01-429-4554 |
| Primary Part Number | A-A-55571/7 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Reset Method | AUTOMATIC |
| Trip Release Method | THERMAL SINGLE LOCATION |
| Inclosure Protection Type for Which Designed | SHOCK RESISTANT AND VIBRATION RESISTANT AND SALT SPRAY PROOF AND FUNGUS RESISTANT |
| Trip Delay Time in Seconds Per Rated Continuous Current | 8.000 MINIMUM AT 200 PCT AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Center to Center Distance Between Terminals Parallel to Length | 1.060 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 1 |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| Mounting Surface to Terminal End Distance | 2.000 INCHES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.406 INCHES NOMINAL IN |
| Body Style | SINGLE POLE TYPE |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Trip Release Ambient Temp Rating | 25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 138.0 SINGLE LOCATION |
| Material | PLASTIC CASE |
| Operating Voltage Type and Rating Per Pole in Volts | 28.0 DC SINGLE LOCATION |
| Body Width | 1.880 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 150.0 AMPERES DC SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 575.0 DC SINGLE LOCATION |
| Terminal Type and Quantity | 2 THREADED STUD |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-55571/7 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA55571 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| PDLA-150 | Sensata Technologies, Inc. Div Sensata Attleboro (USA) |
| MS39068-6 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-C-13516/7 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AA55571/07-012 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5925-01-429-4554 is a Circuit Breaker, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-01-429-4554 has 6 cross-referenced part numbers: A-A-55571/7 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA55571 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), PDLA-150 (Sensata Technologies, Inc. Div Sensata Attleboro), MS39068-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-13516/7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.
There are 12 known substitutes for 5925-01-429-4554: 5925-00-109-1785, 5925-00-173-7634, 5925-00-247-2076 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-55571/7: Circuit Protection Type: OVERCURRENT SINGLE LOCATION; Reset Method: AUTOMATIC; Trip Release Method: THERMAL SINGLE LOCATION; Inclosure Protection Type for Which Designed: SHOCK RESISTANT AND VIBRATION RESISTANT AND SALT SPRAY PROOF AND FUNGUS RESISTANT. 25 total characteristics are documented in the Federal Logistics Information System.