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103278 — COVER,CIRCUIT BREAKER

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

103278: COVER,CIRCUIT BREAKER.

The COVER,CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_width: 0.620 INCHES NOMINAL IN, body_height: 0.230 INCHES NOMINAL IN, body_length: 2.250 INCHES NOMINAL IN, special_features: MATERIAL: GLASS FABRIC; FURNISHED W/RING RETAINING AND NUT MS17777-22, mounting_configuration: ONE 0.190 IN. DIA MTG HOLE ON 1.120 IN.

BY 0.210 IN. MTG CENTER IN. This part is cataloged in the U.S.

Government catalog under NSN 5925-00-017-9435, 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→ 103278
NSN: 5925-00-017-9435
NIINs: 000179435, 012460325
FSC: 5925 — Circuit Breakers
CAGE: 01359 — TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. (USA)
SPECIFICATIONS
body_width0.620 INCHES NOMINAL IN
body_height0.230 INCHES NOMINAL IN
body_length2.250 INCHES NOMINAL IN
special_featuresMATERIAL: GLASS FABRIC; FURNISHED W/RING RETAINING AND NUT MS17777-22
mounting_configurationONE 0.190 IN. DIA MTG HOLE ON 1.120 IN. BY 0.210 IN. MTG CENTER IN
NSN5925-00-017-9435
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,CIRCUIT BREAKER TITLE COMPONENT PN 103278 MFR COVER,CIRCUIT BREAKER
KEY FEATURES
•
BODY WIDTH: 0.620 INCHES NOMINAL IN
•
BODY HEIGHT: 0.230 INCHES NOMINAL IN
•
BODY LENGTH: 2.250 INCHES NOMINAL IN
•
MOUNTING CONFIGURATION: ONE 0.190 IN. DIA MTG HOLE ON 1.120 IN. BY 0.210 IN. MTG CENTER IN
TECHNICAL CHARACTERISTICS
BODY WIDTH0.620 INCHES NOMINAL IN
BODY HEIGHT0.230 INCHES NOMINAL IN
BODY LENGTH2.250 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL: GLASS FABRIC; FURNISHED W/RING RETAINING AND NUT MS17777-22
MOUNTING CONFIGURATIONONE 0.190 IN. DIA MTG HOLE ON 1.120 IN. BY 0.210 IN. MTG CENTER IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103278?
103278 is a COVER,CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 103278?
103278 is cataloged in the U.S. Government catalog under NSN 5925-00-017-9435. 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.