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A12861 — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A12861: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: TRANSMISSION LINE, design_type: BIDIRECTIONAL, overall_width: 1.375 INCHES NOMINAL IN, overall_height: 0.375 INCHES NOMINAL IN, overall_length: 1.531 INCHES NOMINAL IN, fsc_application_data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-173-9928, 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
A12861
NSN: 5985-01-173-9928
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 05584 — AUTODYNE MANUFACTURING CO INC (USA)
SPECIFICATIONS
unit_typeTRANSMISSION LINE
design_typeBIDIRECTIONAL
overall_width1.375 INCHES NOMINAL IN
overall_height0.375 INCHES NOMINAL IN
overall_length1.531 INCHES NOMINAL IN
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
power_loss_in_decibels30.0
radio_frequency_rating7.2 GIGAHERTZ MINIMUM AND 8.4 GIGAHERTZ MAXIMUM
unpackaged_unit_weight0.700 OUNCES NOMINAL OZ
NSN5985-01-173-9928
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN A12861 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
UNPACKAGED UNIT WEIGHT: 0.700 OUNCES NOMINAL OZ
•
POWER LOSS IN DECIBELS: 30.0
•
DESIGN TYPE: BIDIRECTIONAL
•
RADIO FREQUENCY RATING: 7.2 GIGAHERTZ MINIMUM AND 8.4 GIGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.375 INCHES NOMINAL IN
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
UNPACKAGED UNIT WEIGHT0.700 OUNCES NOMINAL OZ
POWER LOSS IN DECIBELS30.0
DESIGN TYPEBIDIRECTIONAL
RADIO FREQUENCY RATING7.2 GIGAHERTZ MINIMUM AND 8.4 GIGAHERTZ MAXIMUM
OVERALL LENGTH1.531 INCHES NOMINAL IN
OVERALL WIDTH1.375 INCHES NOMINAL IN
UNIT TYPETRANSMISSION LINE
SUBSTITUTES & CROSS-REFERENCES 2
25109Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C2MT-30-10G/32474Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is A12861?
A12861 is a COUPLER,DIRECTIONAL.
What parts can replace A12861?
There are 2 known substitutes for A12861: 25109, C2MT-30-10G/32474. Substitute compatibility should be verified for your specific system.
What is the NSN for A12861?
A12861 is cataloged in the U.S. Government catalog under NSN 5985-01-173-9928. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.