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412690 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: COAXIAL LINE, design_type: UNIDIRECTIONAL, overall_width: 1.990 INCHES NOMINAL IN, overall_height: 0.420 INCHES NOMINAL IN, overall_length: 5.050 INCHES NOMINAL IN, fsc_application_data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-341-0846, 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
412690
NSN: 5985-01-341-0846
FSC: 5985
CAGE: 12909 — CARDION INC (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
design_typeUNIDIRECTIONAL
overall_width1.990 INCHES NOMINAL IN
overall_height0.420 INCHES NOMINAL IN
overall_length5.050 INCHES NOMINAL IN
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIP.
power_loss_in_decibels20.0
radio_frequency_rating0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
end_item_identificationAN/FRN-43 AND AN/FRN-44 RADAR SET
NSN5985-01-341-0846
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN 412690 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
POWER LOSS IN DECIBELS: 20.0
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.
•
DESIGN TYPE: UNIDIRECTIONAL
•
RADIO FREQUENCY RATING: 0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
•
UNIT TYPE: COAXIAL LINE
TECHNICAL CHARACTERISTICS (FLIS)
POWER LOSS IN DECIBELS20.0
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIP.
END ITEM IDENTIFICATIONAN/FRN-43 AND AN/FRN-44 RADAR SET
OVERALL WIDTH1.990 INCHES NOMINAL IN
DESIGN TYPEUNIDIRECTIONAL
RADIO FREQUENCY RATING0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
OVERALL HEIGHT0.420 INCHES NOMINAL IN
UNIT TYPECOAXIAL LINE
OVERALL LENGTH5.050 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
13427DAInterchangeable
interchangeable cross-reference
interchangeable
3191Interchangeable
interchangeable cross-reference
interchangeable
CAV70-2-3PInterchangeable
interchangeable cross-reference
interchangeable
12266651-1Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE8SInterchangeable
interchangeable cross-reference
interchangeable
TE709001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 412690?
412690 is a COUPLER,DIRECTIONAL.
What parts can replace 412690?
There are 17 known substitutes for 412690: 13427DA, 3191, CAV70-2-3P and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 412690?
412690 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-341-0846. 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