PartsTable
Technical Data Sheet

STK2/4A-115A — CIRCUIT BREAKER

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

STK2/4A-115A: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include special_features: AMP4, end_item_identification: CIRCUIT BREAKER. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-641-5304, 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→ STK2/4A-115A
NSN: 5925-01-641-5304
FSC: 5925 — Circuit Breakers
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
special_featuresAMP4
end_item_identificationCIRCUIT BREAKER
NSN5925-01-641-5304
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN STK2/4A-115A MFR CIRCUIT BREAKER
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESAMP4
END ITEM IDENTIFICATIONCIRCUIT BREAKER
OTHER ITEMS IN FSC 5925 — Circuit Breakers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5925-00-001-1277 5925-00-001-2809 5925-00-001-3838 5925-00-001-5748 5925-00-001-5926 5925-00-001-5938 5925-00-001-5942 5925-00-001-5977
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is STK2/4A-115A?
STK2/4A-115A is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What is the NSN for STK2/4A-115A?
STK2/4A-115A is cataloged in the U.S. Government catalog under NSN 5925-01-641-5304. 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.