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5T281 — TRANSFORMER,POWER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5T281: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 2.500 INCHES MAXIMUM IN, body_height: 2.750 INCHES MAXIMUM IN, body_length: 3.250 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 47.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-306-5369, 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
5T281
NSN: 5950-01-306-5369
FSC: 5950 — Coils and Transformers
CAGE: 04620 — RAYCO ELECTRONIC MANUFACTURING, INC. DIV RAYCO ELECTRONICS MFG INC (USA)
SPECIFICATIONS
body_width2.500 INCHES MAXIMUM IN
body_height2.750 INCHES MAXIMUM IN
body_length3.250 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating47.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp130.0 CELSIUS DEGC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
mounting_facility_quantity4 SINGLE GROUP
NSN5950-01-306-5369
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 5T281 MFR TRANSFORMER,POWER
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
INCLOSURE TYPE: FULLY INCLOSED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP
•
BODY WIDTH: 2.500 INCHES MAXIMUM IN
•
BODY HEIGHT: 2.750 INCHES MAXIMUM IN
•
MAXIMUM TRANSFORMER POWER RATING: 4.0 WATTS SINGLE COMPONENT
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
INCLOSURE TYPEFULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
BODY WIDTH2.500 INCHES MAXIMUM IN
BODY HEIGHT2.750 INCHES MAXIMUM IN
MAXIMUM TRANSFORMER POWER RATING4.0 WATTS SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP IN
OTHER ITEMS IN FSC 5950 — Coils and Transformers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414
SUBSTITUTES & CROSS-REFERENCES 2
141457-1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
1402PCReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5T281?
5T281 is a TRANSFORMER,POWER.
What parts can replace 5T281?
There are 2 known substitutes for 5T281: 141457-1, 1402PC. Substitute compatibility should be verified for your specific system.
What is the NSN for 5T281?
5T281 is cataloged in the U.S. Government catalog under NSN 5950-01-306-5369. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.