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Technical Data Sheet
PartsTable / COMPONENT / 55-0066-1
55-0066-1 ✓ Verified by PartsTable
— · COMPONENT
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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include special_features: USED ON P3 ORION AIRCRAFT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-942-1776, 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
55-0066-1
NSN: 5950-00-942-1776
FSC: 5950
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
special_featuresUSED ON P3 ORION AIRCRAFT
NSN5950-00-942-1776
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN 55-0066-1 MFR TRANSFORMER,POWER AUTO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
EY5-1-3Interchangeable
interchangeable cross-reference
interchangeable
42420Interchangeable
interchangeable cross-reference
interchangeable
5940001434780Interchangeable
interchangeable cross-reference
interchangeable
YAE12NInterchangeable
interchangeable cross-reference
interchangeable
2551HXInterchangeable
interchangeable cross-reference
interchangeable
B107.1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-0066-1?
55-0066-1 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace 55-0066-1?
There are 23 known substitutes for 55-0066-1: EY5-1-3, 42420, 5940001434780 and 20 more. Substitute compatibility should be verified for your specific system.
Is 55-0066-1 still available?
55-0066-1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026