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Technical Data Sheet
PartsTable / COMPONENT / 187-0021
187-0021 ✓ 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_width: 0.750 INCHES NOMINAL IN, body_height: 0.750 INCHES NOMINAL IN, body_length: 1.187 INCHES NOMINAL IN, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: TERMINAL 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 5950-00-936-7889, 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
187-0021
NSN: 5950-00-936-7889
FSC: 5950
CAGE: 23427 — CETEC CORP BENMAR DIV (USA)
SPECIFICATIONS
body_width0.750 INCHES NOMINAL IN
body_height0.750 INCHES NOMINAL IN
body_length1.187 INCHES NOMINAL IN
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodTERMINAL SINGLE GROUP
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity3 TAB, SOLDER LUG
adjustment_device_drive_typeSLOTTED SCREW SINGLE COMPONENT
winding_function_and_quantity1 PRIMARY SINGLE COMPONENT
adjustment_method_and_quantity1 ADJUSTABLE CORE SINGLE COMPONENT
NSN5950-00-936-7889
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 187-0021 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
INCLOSURE TYPE: OPEN
•
BODY LENGTH: 1.187 INCHES NOMINAL IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
ADJUSTMENT DEVICE DRIVE TYPE: SLOTTED SCREW SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY SINGLE COMPONENT
•
BODY WIDTH: 0.750 INCHES NOMINAL IN
•
BODY HEIGHT: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODTERMINAL SINGLE GROUP
INCLOSURE TYPEOPEN
BODY LENGTH1.187 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY1 PRIMARY SINGLE COMPONENT
BODY WIDTH0.750 INCHES NOMINAL IN
BODY HEIGHT0.750 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
COIL FORM TYPEHOLLOW SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MILF36748Interchangeable
interchangeable cross-reference
interchangeable
4262Interchangeable
interchangeable cross-reference
interchangeable
42620080Interchangeable
interchangeable cross-reference
interchangeable
30254-020Interchangeable
interchangeable cross-reference
interchangeable
4262 3/4 IN.Interchangeable
interchangeable cross-reference
interchangeable
TS632.75Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 187-0021?
187-0021 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 187-0021?
There are 17 known substitutes for 187-0021: MILF36748, 4262, 42620080 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 187-0021?
187-0021 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-936-7889. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026