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Technical Data Sheet
PartsTable / MRO / MS26574-2-1-2
MS26574-2-1-2 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: SINGLE POLE TYPE, body_width: 0.531 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN, body_length: 0.749 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN, reset_method: MANUAL, storage_type: GENERAL PURPOSE WAREHOUSE, bushing_length: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-00-998-1633, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ MS26574-2-1-2
NSN: 5925-00-998-1633
FSC: 5925
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
body_styleSINGLE POLE TYPE
body_width0.531 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN
body_length0.749 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
reset_methodMANUAL
storage_typeGENERAL PURPOSE WAREHOUSE
pole_quantity1
bushing_length0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
fragility_factorMODERATELY RUGGED
actuator_functionTRIP-RESET
frequency_in_hertz400.0 SINGLE LOCATION
nominal_thread_size0.438 INCHES IN
trip_release_methodTHERMAL SINGLE LOCATION
NSN5925-00-998-1633
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN MS26574-2-1-2 MFR CIRCUIT BREAKER
KEY FEATURES
•
BODY STYLE: SINGLE POLE TYPE
•
INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP SINGLE LOCATION
•
CIRCUIT PROTECTION TYPE: OVERCURRENT SINGLE LOCATION
•
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.).
•
SPECIFICATION/STANDARD DATA: 96906-MS26574 GOVERNMENT STANDARD
•
ACTUATOR POSITION DESIGNATION: AT POLE ONE
•
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE: 2.5 AMPERES AC AND 2.5 AMPERES DC SINGLE LOCATION
•
TRIP RELEASE AMBIENT TEMP RATING: 25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESINGLE POLE TYPE
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATION
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
TEST DATA DOCUMENT81349-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.).
SPECIFICATION/STANDARD DATA96906-MS26574 GOVERNMENT STANDARD
ACTUATOR POSITION DESIGNATIONAT POLE ONE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE2.5 AMPERES AC AND 2.5 AMPERES DC SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
THREAD SERIES DESIGNATORUN
ACTUATOR FUNCTIONTRIP-RESET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
AS26574Interchangeable
interchangeable cross-reference
interchangeable
6415835Interchangeable
interchangeable cross-reference
interchangeable
10503365Interchangeable
interchangeable cross-reference
interchangeable
84402811Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS58091Interchangeable
interchangeable cross-reference
interchangeable
MS26574-3/4AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS26574-2-1-2?
MS26574-2-1-2 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace MS26574-2-1-2?
There are 25 known substitutes for MS26574-2-1-2: AS26574, 6415835, 10503365 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS26574-2-1-2?
MS26574-2-1-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-00-998-1633. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026