The Circuit Breaker, cataloged under National Stock Number 5925-00-103-7918, 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 Sae International Dba Sae International. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-103-7918 |
| Primary Part Number | MS26574-4A |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Pole Quantity | 1 |
| Terminal Type and Quantity | 2 SCREW |
| Specification/standard Data | 96906-MS26574 GOVERNMENT STANDARD |
| Switch Terminal Type | TAB, SOLDER LUG |
| Nominal Thread Size | 0.438 INCHES IN |
| Switch Location and Position Designation | EXTERNAL AT POLE ONE |
| Thread Quantity Per Inch | 32 |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Surface to Terminal End Distance | 1.420 INCHES MAXIMUM IN |
| Switch Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY CLOSED |
| Center to Center Distance Between Terminals Parallel to Length | 0.593 INCHES NOMINAL IN |
| Test Data Document | 81349-MIL-C-5809 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Frequency in Hertz | 400.0 SINGLE LOCATION |
| Switch Voltage Rating and Type in Volts | 115.0 AC AND 28.0 DC |
| Trip Delay Time in Seconds Per Rated Continuous Current | 2.000 MINIMUM AT 200 PCT AND 20.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Operating Voltage Type and Rating Per Pole in Volts | 115.0 AC AND 28.0 DC SINGLE LOCATION |
| Bushing Length | 0.359 INCHES NOMINAL IN |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 145.0 SINGLE LOCATION |
| Actuator Position Designation | AT POLE ONE |
| Switch Current Rating and Type in Amps | 4.0 AC AND 4.0 DC |
| Thread Series Designator | UN |
| Trip Release Method | THERMAL SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Reset Method | MANUAL |
| Trip Release Ambient Temp Rating | 25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC |
| Auxiliary Switch Function and Quantity | 1 CONTROL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6415829 | Embraer S.a. (BRA) |
| 6415829 | Embraer Empresa Brasileira De Aeronautica Sa (BRA) |
| 7274-4-4 | Sensata Technologies, Inc. Div Sensata Attleboro (USA) |
| MS26574-4A | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-C-5809 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS58091 | Sae International Dba Sae International (USA) |
| MS26574-4A PRIMARY | Sae International Dba Sae International (USA) |
NSN 5925-00-103-7918 is a Circuit Breaker, manufactured by Sae International Dba Sae International, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-00-103-7918 has 7 cross-referenced part numbers: 6415829 (Embraer S.a.), 6415829 (Embraer Empresa Brasileira De Aeronautica Sa), 7274-4-4 (Sensata Technologies, Inc. Div Sensata Attleboro), MS26574-4A (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-5809 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.
There is 1 known substitute for 5925-00-103-7918: 5925-00-833-6028. Verify interchangeability with system specifications before substitution.
Key specifications for MS26574-4A: Storage Type: GENERAL PURPOSE WAREHOUSE; Mounting Facility Type and Quantity: 1 THREADED BUSHING; Pole Quantity: 1; Terminal Type and Quantity: 2 SCREW. 30 total characteristics are documented in the Federal Logistics Information System.