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PartsTable / COMPONENT / 39728-4
39728-4 ✓ 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,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 0.750 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: FULLY INCLOSED, mounting_method: THREADED BUSHING SINGLE GROUP, frequency_rating: 28.0 KILOHERTZ MINIMUM AND 55.0 KILOHERTZ MAXIMUM 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 5950-00-947-6631, 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
39728-4
NSN: 5950-00-947-6631
FSC: 5950
CAGE: 42498 — DAR ELECTRONICS INC DBA NATIONAL RADIO CO (USA)
SPECIFICATIONS
body_length0.750 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED BUSHING SINGLE GROUP
frequency_rating28.0 KILOHERTZ MINIMUM AND 55.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
inductance_rating130.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
nominal_thread_size0.250 INCHES SINGLE GROUP IN
body_outside_diameter0.620 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch28 SINGLE GROUP
thread_series_designatorUNF SINGLE GROUP
NSN5950-00-947-6631
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 39728-4 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
INDUCTANCE RATING: 130.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
FREQUENCY RATING: 28.0 KILOHERTZ MINIMUM AND 55.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
•
MOUNTING METHOD: THREADED BUSHING SINGLE GROUP
•
RATING METHOD: ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
•
COIL FORM TYPE: HOLLOW SINGLE COMPONENT
•
INCLOSURE TYPE: FULLY INCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
INDUCTANCE RATING130.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
FREQUENCY RATING28.0 KILOHERTZ MINIMUM AND 55.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
MOUNTING METHODTHREADED BUSHING SINGLE GROUP
RATING METHODELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
COIL FORM TYPEHOLLOW SINGLE COMPONENT
RATING METHODELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
INCLOSURE TYPEFULLY INCLOSED
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
ADJUSTMENT METHOD AND QUANTITY1 ADJUSTABLE CORE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
GGG-G-17 TY8CL4STBInterchangeable
interchangeable cross-reference
interchangeable
666-4Interchangeable
interchangeable cross-reference
interchangeable
52801Interchangeable
interchangeable cross-reference
interchangeable
630387Interchangeable
interchangeable cross-reference
interchangeable
7371276Interchangeable
interchangeable cross-reference
interchangeable
124-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 39728-4?
39728-4 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 39728-4?
There are 14 known substitutes for 39728-4: GGG-G-17 TY8CL4STB, 666-4, 52801 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 39728-4?
39728-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-947-6631. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026