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103289252 — CIRCUIT BREAKER

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

103289252: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: RECTANGULAR DIMENSIONAL ENVELOPE, reset_method: MANUAL, storage_type: GENERAL PURPOSE WAREHOUSE, overall_width: 6.000 INCHES NOMINAL IN, overall_height: 4.600 INCHES NOMINAL IN, overall_length: 8.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-363-3122, 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→ 103289252
NSN: 5925-01-363-3122
FSC: 5925 — Circuit Breakers
CAGE: 1SBH3 — AVAYA INC DBA AVAYA GOVERNMENT SOLUTIONS (USA)
SPECIFICATIONS
body_styleRECTANGULAR DIMENSIONAL ENVELOPE
reset_methodMANUAL
storage_typeGENERAL PURPOSE WAREHOUSE
overall_width6.000 INCHES NOMINAL IN
overall_height4.600 INCHES NOMINAL IN
overall_length8.500 INCHES NOMINAL IN
fragility_factorMODERATELY RUGGED
special_handling_featureMAGNETIC
main_contact_tripping_mechanism_typeTRIP FREE
inclosure_protection_type_for_which_designedGENERAL PURPOSE
NSN5925-01-363-3122
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN 103289252 MFR CIRCUIT BREAKER
KEY FEATURES
•
RESET METHOD: MANUAL
•
FRAGILITY FACTOR: MODERATELY RUGGED
•
BODY STYLE: RECTANGULAR DIMENSIONAL ENVELOPE
•
STORAGE TYPE: GENERAL PURPOSE WAREHOUSE
•
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED: GENERAL PURPOSE
TECHNICAL CHARACTERISTICS
RESET METHODMANUAL
OVERALL HEIGHT4.600 INCHES NOMINAL IN
FRAGILITY FACTORMODERATELY RUGGED
BODY STYLERECTANGULAR DIMENSIONAL ENVELOPE
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
OVERALL LENGTH8.500 INCHES NOMINAL IN
OVERALL WIDTH6.000 INCHES NOMINAL IN
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDGENERAL PURPOSE
SPECIAL HANDLING FEATUREMAGNETIC
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
SUBSTITUTES & CROSS-REFERENCES 2
B1-100Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MP200038 ITEM 276Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103289252?
103289252 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 103289252?
There are 2 known substitutes for 103289252: B1-100, MP200038 ITEM 276. Substitute compatibility should be verified for your specific system.
What is the NSN for 103289252?
103289252 is cataloged in the U.S. Government catalog under NSN 5925-01-363-3122. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.