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278026400 — TRANSFORMER,RADIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

278026400: TRANSFORMER,RADIO FREQUENCY.

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 0.500 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_length: 0.625 INCHES MAXIMUM IN, mounting_method: TAB SINGLE GROUP, frequency_rating: 310.0 KILOHERTZ MAXIMUM SINGLE COMPONENT, mounting_tab_width: 0.078 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-583-0919, 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
278026400
NSN: 5950-00-583-0919
FSC: 5950 — Coils and Transformers
CAGE: 81815 — COMMUNICATION COIL, INC. DIV - (USA)
SPECIFICATIONS
body_length0.500 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_length0.625 INCHES MAXIMUM IN
mounting_methodTAB SINGLE GROUP
frequency_rating310.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
mounting_tab_width0.078 INCHES NOMINAL IN
transformer_functionINTERSTAGE
body_outside_diameter0.531 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity4 TAB, SOLDER LUG
adjustment_device_drive_typeSLOTTED SCREW SINGLE COMPONENT
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN5950-00-583-0919
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 278026400 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
TRANSFORMER FUNCTION: INTERSTAGE
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 0.531 INCHES MAXIMUM IN
•
MOUNTING METHOD: TAB SINGLE GROUP
•
ADJUSTMENT DEVICE DRIVE TYPE: SLOTTED SCREW SINGLE COMPONENT
•
ADJUSTMENT METHOD AND QUANTITY: 1 ADJUSTABLE CORE SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
TECHNICAL CHARACTERISTICS
TRANSFORMER FUNCTIONINTERSTAGE
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER0.531 INCHES MAXIMUM IN
MOUNTING METHODTAB SINGLE GROUP
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
ADJUSTMENT METHOD AND QUANTITY1 ADJUSTABLE CORE SINGLE COMPONENT
OVERALL LENGTH0.625 INCHES MAXIMUM IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
BODY LENGTH0.500 INCHES MAXIMUM IN
RELIABILITY INDICATORNOT ESTABLISHED
SUBSTITUTES & CROSS-REFERENCES 1
A6676Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 278026400?
278026400 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 278026400?
There is 1 known substitute for 278026400: A6676. Substitute compatibility should be verified for your specific system.
What is the NSN for 278026400?
278026400 is cataloged in the U.S. Government catalog under NSN 5950-00-583-0919. 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.