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Technical Data Sheet
PartsTable / COMPONENT / TW-71921
TW-71921 ✓ 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

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN, body_length: 1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_height: 1.650 INCHES NOMINAL IN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 167.0 KILOHERTZ 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 5950-01-306-8826, 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-71921
NSN: 5950-01-306-8826
FSC: 5950
CAGE: 02640 — MAGNETIKA (USA)
SPECIFICATIONS
body_width1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
body_length1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_height1.650 INCHES NOMINAL IN
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating167.0 KILOHERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.112 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
winding_operating_current1.3 AMPERES AC NOMINAL SINGLE COMPONENT ALL SECONDARY
winding_operating_voltage49.20 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
NSN5950-01-306-8826
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN TW-71921 MFR TRANSFORMER,POWER
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING VOLTAGE: 123.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
•
TERMINAL TYPE AND QUANTITY: 8 PIN
•
NOMINAL THREAD SIZE: 0.112 INCHES SINGLE GROUP IN
•
BODY LENGTH: 1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
WINDING OPERATING CURRENT: 1.1 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING VOLTAGE123.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
TERMINAL TYPE AND QUANTITY8 PIN
NOMINAL THREAD SIZE0.112 INCHES SINGLE GROUP IN
BODY LENGTH1.770 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING OPERATING VOLTAGE49.20 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
WINDING OPERATING CURRENT1.1 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING CURRENT1.3 AMPERES AC NOMINAL SINGLE COMPONENT ALL SECONDARY
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
MA1590Interchangeable
interchangeable cross-reference
interchangeable
3193Interchangeable
interchangeable cross-reference
interchangeable
29242Interchangeable
interchangeable cross-reference
interchangeable
800-030-8Interchangeable
interchangeable cross-reference
interchangeable
2033107-3Interchangeable
interchangeable cross-reference
interchangeable
203AC8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TW-71921?
TW-71921 is a TRANSFORMER,POWER.
What parts can replace TW-71921?
There are 9 known substitutes for TW-71921: MA1590, 3193, 29242 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TW-71921?
TW-71921 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-306-8826. 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