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Technical Data Sheet
PartsTable / COMPONENT / 5M1066-002
5M1066-002 ✓ 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 body_length: 2.250 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED BUSHING SINGLE GROUP, frequency_rating: 400.0 HERTZ MAXIMUM SINGLE COMPONENT, nominal_thread_size: 0.375 INCHES SINGLE GROUP IN, winding_power_rating: 230.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-421-0725, 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
5M1066-002
NSN: 5950-00-421-0725
FSC: 5950
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
body_length2.250 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED BUSHING SINGLE GROUP
frequency_rating400.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.375 INCHES SINGLE GROUP IN
winding_power_rating230.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
body_outside_diameter2.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNEF SINGLE GROUP
winding_operating_current2.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE WINDING
NSN5950-00-421-0725
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN 5M1066-002 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
WINDING OPERATING VOLTAGE: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE WINDING
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
FREQUENCY RATING: 400.0 HERTZ MAXIMUM SINGLE COMPONENT
•
BODY OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
WINDING OPERATING CURRENT: 2.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
•
WINDING POWER RATING: 230.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
•
THREAD SERIES DESIGNATOR: UNEF SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE WINDING
WINDING OPERATING VOLTAGE11.00 AC VOLTS MINIMUM AND 115.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
RELIABILITY INDICATORNOT ESTABLISHED
FREQUENCY RATING400.0 HERTZ MAXIMUM SINGLE COMPONENT
BODY OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
WINDING OPERATING CURRENT2.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING POWER RATING230.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
THREAD SERIES DESIGNATORUNEF SINGLE GROUP
NOMINAL THREAD SIZE0.375 INCHES SINGLE GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
26465Interchangeable
interchangeable cross-reference
interchangeable
26400Interchangeable
interchangeable cross-reference
interchangeable
5502-127Interchangeable
interchangeable cross-reference
interchangeable
DFYInterchangeable
interchangeable cross-reference
interchangeable
1MT12-5LR115VInterchangeable
interchangeable cross-reference
interchangeable
DFY115-120VInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5M1066-002?
5M1066-002 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace 5M1066-002?
There are 16 known substitutes for 5M1066-002: 26465, 26400, 5502-127 and 13 more. Substitute compatibility should be verified for your specific system.
Is 5M1066-002 still available?
5M1066-002 is currently cancelled.
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Last verified: July 2026