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PartsTable / COMPONENT / TW-70155
TW-70155 ✓ 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_width: 2.375 INCHES NOMINAL IN, body_height: 4.562 INCHES NOMINAL IN, body_length: 2.750 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-064-9978, 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
TW-70155
NSN: 5950-01-064-9978
FSC: 5950
CAGE: 02640 — MAGNETIKA (USA)
SPECIFICATIONS
body_width2.375 INCHES NOMINAL IN
body_height4.562 INCHES NOMINAL IN
body_length2.750 INCHES NOMINAL 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
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp65.0 CELSIUS DEGC
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNF SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO CORE AND MOUNTING SINGLE COMPONENT
NSN5950-01-064-9978
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN TW-70155 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
TERMINAL TYPE AND QUANTITY: 5 TAB, SOLDER LUG
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
•
INCLOSURE TYPE: FULLY INCLOSED
•
WINDING OPERATING VOLTAGE: 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
•
THREAD SERIES DESIGNATOR: UNF SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
TERMINAL TYPE AND QUANTITY5 TAB, SOLDER LUG
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
THREAD QUANTITY PER INCH32 SINGLE GROUP
INCLOSURE TYPEFULLY INCLOSED
WINDING OPERATING VOLTAGE440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
THREAD SERIES DESIGNATORUNF SINGLE GROUP
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE AND MOUNTING SINGLE COMPONENT
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
T-102Interchangeable
interchangeable cross-reference
interchangeable
R51Interchangeable
interchangeable cross-reference
interchangeable
08886Interchangeable
interchangeable cross-reference
interchangeable
56201-3Interchangeable
interchangeable cross-reference
interchangeable
1346682Interchangeable
interchangeable cross-reference
interchangeable
DP35069Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TW-70155?
TW-70155 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace TW-70155?
There are 12 known substitutes for TW-70155: T-102, R51, 08886 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TW-70155?
TW-70155 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-064-9978. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026