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28872-3 — TRANSFORMER ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

28872-3: TRANSFORMER ASSEMBLY.

The TRANSFORMER ASSEMBLY is a the manufacturer industrial component. Key specifications include body_width: 0.120 INCHES NOMINAL IN, body_height: 1.200 INCHES NOMINAL IN, body_length: 0.719 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED HOLE(S) SINGLE GROUP. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-189-5170, 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
28872-3
NSN: 5950-00-189-5170
NIINs: 001895170, 015193948
FSC: 5950 — Coils and Transformers
CAGE: 63743 — WARD LEONARD CT LLC (USA)
SPECIFICATIONS
body_width0.120 INCHES NOMINAL IN
body_height1.200 INCHES NOMINAL IN
body_length0.719 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating10.000 KILOHERTZ MAXIMUM SINGLE COMPONENT
special_features2 FLOATING COAXIAL CONNECTORS, TERMINALS 1 AND 2 CONNECTED 3 AND 4 CONNECTED 5 AND 6 CONNECTED 7 AND 8 CONNECTED
nominal_thread_size0.112 INCHES SINGLE GROUP IN
body_outside_diameter0.812 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp65.0 CELSIUS DEGC
NSN5950-00-189-5170
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER ASSEMBLY TITLE COMPONENT PN 28872-3 MFR TRANSFORMER ASSEMBLY
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
BODY LENGTH: 0.719 INCHES NOMINAL IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
FREQUENCY RATING: 50.0 HERTZ NOMINAL SINGLE COMPONENT
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER0.812 INCHES NOMINAL IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHODTERMINAL SINGLE GROUP
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
BODY LENGTH0.719 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
FREQUENCY RATING50.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING OPERATING VOLTAGE200.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING VOLTAGE86.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28872-3?
28872-3 is a TRANSFORMER ASSEMBLY.
What is the NSN for 28872-3?
28872-3 is cataloged in the U.S. Government catalog under NSN 5950-00-189-5170. 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.