The Circuit Breaker, cataloged under National Stock Number 5925-00-493-5918, 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 9 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 | 5925-00-493-5918 |
| Primary Part Number | MS26574-3/4A |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Body Width | 0.580 INCHES MAXIMUM0.580 INCHES MAXIMUM IN |
| Body Style | SINGLE POLE TYPESINGLE POLE TYPE |
| Terminal Type and Quantity | 2 SCREW |
| Actuator Function | TRIP-RESET |
| Actuator Position Designation | AT POLE ONE |
| Mounting Surface to Terminal End Distance | 1.420 INCHES MAXIMUM1.420 INCHES MAXIMUM IN |
| Trip Release Method | THERMAL SINGLE LOCATION |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 PUSH-PULL |
| Switch Location and Position Designation | EXTERNAL AT POLE ONE |
| Inclosure Protection Type for Which Designed | MOISTURE RESISTANT AND EXPLOSION RESISTANT |
| Center to Center Distance Between Terminals Parallel to Length | 0.593 INCHES NOMINAL0.593 INCHES NOMINAL IN |
| Operating Voltage Type and Rating Per Pole in Volts | 115.0 AC AND 28.0 DC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 100.0 AC AND 100.0 DC SINGLE LOCATION |
| Switch Terminal Type | TAB, SOLDER LUG |
| Pole Quantity | 11 |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING1 THREADED BUSHING |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Maximum Continuous Load Current Rating Per Pole | 750.0 MILLIAMPERES AC AND 750.0 MILLIAMPERES DC SINGLE LOCATION |
| Frequency in Hertz | 400.0 SINGLE LOCATION |
| Specification/standard Data | 81343-AS58091 MANUFACTURERS STANDARD |
| 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.). |
| Auxiliary Switch Function and Quantity | 1 CONTROL |
| Trip Release Ambient Temp Rating | 25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC |
| Trip Delay Time in Seconds Per Rated Continuous Current | 2.000 MINIMUM AT 200 PCT AND 20.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Switch Current Rating and Type in Amps | 0.75 AC AND 0.75 DC |
| Thread Quantity Per Inch | 3232 |
| Reset Method | MANUAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SAE-AS58091 | Sae International Dba Sae International (USA) |
| MS26574-3/4A PRIMARY | Sae International Dba Sae International (USA) |
| AS58091 | Society of Automotive Engineers Inc (USA) |
| AS26574 | Sae International Dba Sae International (USA) |
| AS58091 | Sae International Dba Sae International (USA) |
| MS26574-3-4A | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS26574 | Society of Automotive Engineers Inc (USA) |
| MS26574-3/4A | Society of Automotive Engineers Inc (USA) |
| MIL-C-5809 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5925-00-493-5918 is a Circuit Breaker, manufactured by Sae International Dba Sae International, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-00-493-5918 has 9 cross-referenced part numbers: SAE-AS58091 (Sae International Dba Sae International), MS26574-3/4A (Sae International Dba Sae International), AS58091 (Society of Automotive Engineers Inc), AS26574 (Sae International Dba Sae International), AS58091 (Sae International Dba Sae International) and 4 more.
There are 12 known substitutes for 5925-00-493-5918: 5925-00-103-1576, 5925-00-121-9847, 5925-00-758-1839 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS26574-3/4A: Body Width: 0.580 INCHES MAXIMUM0.580 INCHES MAXIMUM IN; Body Style: SINGLE POLE TYPESINGLE POLE TYPE; Terminal Type and Quantity: 2 SCREW; Actuator Function: TRIP-RESET. 30 total characteristics are documented in the Federal Logistics Information System.