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D39746-4 — Technical Data Sheet

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— · 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: 1.687 INCHES NOMINAL IN, rating_method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY, turn_quantity: 9-1/2 SINGLE COMPONENT SINGLE SECONDARY, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: THREADED BUSHING SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-947-6649, 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
D39746-4
NSN: 5950-00-947-6649
FSC: 5950
CAGE: 42498 — DAR ELECTRONICS INC DBA NATIONAL RADIO CO (USA)
SPECIFICATIONS
body_length1.687 INCHES NOMINAL IN
rating_methodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
turn_quantity9-1/2 SINGLE COMPONENT SINGLE SECONDARY
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodTHREADED BUSHING SINGLE GROUP
frequency_rating7.9 MEGAHERTZ NOMINAL SINGLE COMPONENT
inductance_rating3.18 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
nominal_thread_size0.250 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
winding_conductor_size0.00198 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
thread_quantity_per_inch28 SINGLE GROUP
NSN5950-00-947-6649
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN D39746-4 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
TURN QUANTITY: 4-1/4 SINGLE COMPONENT SINGLE PRIMARY
•
WINDING CONDUCTOR SIZE: 0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
•
THREAD SERIES DESIGNATOR: UNF SINGLE GROUP
•
RATING METHOD: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
BODY LENGTH: 1.687 INCHES NOMINAL IN
•
ADJUSTMENT DEVICE DRIVE TYPE: SLOTTED SCREW SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
TURN QUANTITY4-1/4 SINGLE COMPONENT SINGLE PRIMARY
WINDING CONDUCTOR SIZE0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
TURN QUANTITY9-1/2 SINGLE COMPONENT SINGLE SECONDARY
THREAD SERIES DESIGNATORUNF SINGLE GROUP
RATING METHODELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
RELIABILITY INDICATORNOT ESTABLISHED
BODY LENGTH1.687 INCHES NOMINAL IN
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
ADJUSTMENT METHOD AND QUANTITY1 ADJUSTABLE CORE SINGLE COMPONENT
COIL FORM TYPEHOLLOW SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
B74.13Interchangeable
interchangeable cross-reference
interchangeable
B74.2 W183 A80-O-VInterchangeable
interchangeable cross-reference
interchangeable
897695Interchangeable
interchangeable cross-reference
interchangeable
KC-79-131Interchangeable
interchangeable cross-reference
interchangeable
126732-0031Interchangeable
interchangeable cross-reference
interchangeable
62B3000-32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D39746-4?
D39746-4 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace D39746-4?
There are 11 known substitutes for D39746-4: B74.13, B74.2 W183 A80-O-V, 897695 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D39746-4?
D39746-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-947-6649. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026