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Technical Data Sheet
PartsTable / COMPONENT / 146466-204
146466-204 ✓ 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

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include end_item_identification: AN/FRC-178(V)1,2,3,4 GROUND ANTENNA SUB-SYSTEM 4. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-211-2186, 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
146466-204
NSN: 5985-01-211-2186
FSC: 5985
CAGE: 91417 — L3HARRIS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
end_item_identificationAN/FRC-178(V)1,2,3,4 GROUND ANTENNA SUB-SYSTEM 4
NSN5985-01-211-2186
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ISOLATOR,RADIO FREQUENCY REFLECT TITLE COMPONENT PN 146466-204 MFR ISOLATOR,RADIO FREQUEN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAN/FRC-178(V)1,2,3,4 GROUND ANTENNA SUB-SYSTEM 4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
UNISCOPEInterchangeable
interchangeable cross-reference
interchangeable
17646Interchangeable
interchangeable cross-reference
interchangeable
17461Interchangeable
interchangeable cross-reference
interchangeable
580R100H02Interchangeable
interchangeable cross-reference
interchangeable
RF03084AInterchangeable
interchangeable cross-reference
interchangeable
9165Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 146466-204?
146466-204 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace 146466-204?
There are 7 known substitutes for 146466-204: UNISCOPE, 17646, 17461 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 146466-204?
146466-204 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-211-2186. 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