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412691 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: COAXIAL LINE, design_type: UNIDIRECTIONAL, overall_width: 2.870 INCHES NOMINAL IN, overall_height: 0.880 INCHES NOMINAL IN, overall_length: 7.620 INCHES NOMINAL IN, fsc_application_data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-341-0845, 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
412691
NSN: 5985-01-341-0845
FSC: 5985
CAGE: 20284 — AIMTRON SYSTEMS, LLC (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
design_typeUNIDIRECTIONAL
overall_width2.870 INCHES NOMINAL IN
overall_height0.880 INCHES NOMINAL IN
overall_length7.620 INCHES NOMINAL IN
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
power_loss_in_decibels20.0
radio_frequency_rating0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
end_item_identificationAN/FRN-43 RADAR SET AND AN/FRN-45 RADAR SET
NSN5985-01-341-0845
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN 412691 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
RADIO FREQUENCY RATING: 0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
POWER LOSS IN DECIBELS: 20.0
•
DESIGN TYPE: UNIDIRECTIONAL
TECHNICAL CHARACTERISTICS (FLIS)
RADIO FREQUENCY RATING0.96 GIGAHERTZ MINIMUM AND 1.215 GIGAHERTZ MAXIMUM
OVERALL HEIGHT0.880 INCHES NOMINAL IN
OVERALL LENGTH7.620 INCHES NOMINAL IN
OVERALL WIDTH2.870 INCHES NOMINAL IN
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
POWER LOSS IN DECIBELS20.0
DESIGN TYPEUNIDIRECTIONAL
END ITEM IDENTIFICATIONAN/FRN-43 RADAR SET AND AN/FRN-45 RADAR SET
UNIT TYPECOAXIAL LINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
22347Interchangeable
interchangeable cross-reference
interchangeable
0BT436Interchangeable
interchangeable cross-reference
interchangeable
25023Interchangeable
interchangeable cross-reference
interchangeable
1210Interchangeable
interchangeable cross-reference
interchangeable
216-2600Interchangeable
interchangeable cross-reference
interchangeable
T9AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 412691?
412691 is a COUPLER,DIRECTIONAL.
What parts can replace 412691?
There are 14 known substitutes for 412691: 22347, 0BT436, 25023 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 412691?
412691 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-341-0845. 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