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Technical Data Sheet
PartsTable / COMPONENT / 55-0504-1
55-0504-1 ✓ 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 body_length: 1.450 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT, nominal_thread_size: 0.190 INCHES SINGLE GROUP IN, winding_power_rating: 140.0 WATTS SINGLE COMPONENT SINGLE PRIMARY OUTPUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-348-3796, 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
55-0504-1
NSN: 5950-00-348-3796
FSC: 5950
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
body_length1.450 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.190 INCHES SINGLE GROUP IN
winding_power_rating140.0 WATTS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
body_outside_diameter2.679 INCHES MINIMUM AND 2.719 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp170.0 CELSIUS DEGC
thread_series_designatorUNF SINGLE GROUP
winding_operating_current11.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
NSN5950-00-348-3796
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN 55-0504-1 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 2.679 INCHES MINIMUM AND 2.719 INCHES MAXIMUM IN
•
BODY LENGTH: 1.450 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
MAXIMUM OPERATING TEMP: 170.0 CELSIUS DEGC
•
INCLOSURE TYPE: FULLY INCLOSED
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
TERMINAL TYPE AND QUANTITY: 4 THREADED STUD
•
NOMINAL THREAD SIZE: 0.190 INCHES SINGLE GROUP IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER2.679 INCHES MINIMUM AND 2.719 INCHES MAXIMUM IN
BODY LENGTH1.450 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
MAXIMUM OPERATING TEMP170.0 CELSIUS DEGC
INCLOSURE TYPEFULLY INCLOSED
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY4 THREADED STUD
NOMINAL THREAD SIZE0.190 INCHES SINGLE GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
309GInterchangeable
interchangeable cross-reference
interchangeable
954137Interchangeable
interchangeable cross-reference
interchangeable
603T2Interchangeable
interchangeable cross-reference
interchangeable
35-88Interchangeable
interchangeable cross-reference
interchangeable
110438Interchangeable
interchangeable cross-reference
interchangeable
GA10646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-0504-1?
55-0504-1 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace 55-0504-1?
There are 21 known substitutes for 55-0504-1: 309G, 954137, 603T2 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-0504-1?
55-0504-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-348-3796. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026