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512551G17 — CIRCUIT BREAKER

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

512551G17: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, storage_type: UNIMPROVED OPEN, arc_quenching_method: MAGNETIC BLOWOUT. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-377-5845, 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→ 512551G17
NSN: 5925-01-377-5845
FSC: 5925 — Circuit Breakers
CAGE: 55455 — LIEBERT CORP (USA)
SPECIFICATIONS
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
storage_typeUNIMPROVED OPEN
pole_quantity3
arc_quenching_methodMAGNETIC BLOWOUT
NSN5925-01-377-5845
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN 512551G17 MFR CIRCUIT BREAKER
KEY FEATURES
•
BODY STYLE: MULTIPOLE-SINGLE ACTUATOR TYPE
•
ARC QUENCHING METHOD: MAGNETIC BLOWOUT
•
STORAGE TYPE: UNIMPROVED OPEN
•
POLE QUANTITY: 3
TECHNICAL CHARACTERISTICS
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
ARC QUENCHING METHODMAGNETIC BLOWOUT
STORAGE TYPEUNIMPROVED OPEN
POLE QUANTITY3
SUBSTITUTES & CROSS-REFERENCES 2
BP16476Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A-2031Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 512551G17?
512551G17 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 512551G17?
There are 2 known substitutes for 512551G17: BP16476, A-2031. Substitute compatibility should be verified for your specific system.
What is the NSN for 512551G17?
512551G17 is cataloged in the U.S. Government catalog under NSN 5925-01-377-5845. 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.