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MDC90355 — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MDC90355: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: TRANSMISSION LINE, design_type: BIDIRECTIONAL, usage_design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING, overall_width: 0.375 INCHES NOMINAL IN, overall_height: 0.500 INCHES NOMINAL IN, overall_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-162-6746, 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
MDC90355
NSN: 5985-01-162-6746
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 52335 — DAL-TECH DEVICES, INC. DBA DAL-TECH DEVICES INC DIV DAL-TEC DEVICES, INC (USA)
SPECIFICATIONS
unit_typeTRANSMISSION LINE
design_typeBIDIRECTIONAL
usage_designMAIN LINE AND SECONDARY LINE TERMINAL FITTING
overall_width0.375 INCHES NOMINAL IN
overall_height0.500 INCHES NOMINAL IN
overall_length1.000 INCHES NOMINAL IN
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
power_loss_in_decibels20.0
radio_frequency_rating7.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM
unpackaged_unit_weight1.500 OUNCES NOMINAL OZ
NSN5985-01-162-6746
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN MDC90355 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
UNPACKAGED UNIT WEIGHT: 1.500 OUNCES NOMINAL OZ
•
USAGE DESIGN: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
•
POWER LOSS IN DECIBELS: 20.0
•
DESIGN TYPE: BIDIRECTIONAL
•
RADIO FREQUENCY RATING: 7.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.500 INCHES NOMINAL IN
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
UNPACKAGED UNIT WEIGHT1.500 OUNCES NOMINAL OZ
USAGE DESIGNMAIN LINE AND SECONDARY LINE TERMINAL FITTING
POWER LOSS IN DECIBELS20.0
DESIGN TYPEBIDIRECTIONAL
RADIO FREQUENCY RATING7.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM
OVERALL LENGTH1.000 INCHES NOMINAL IN
OVERALL WIDTH0.375 INCHES NOMINAL IN
UNIT TYPETRANSMISSION LINE
SUBSTITUTES & CROSS-REFERENCES 2
DCS 210Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
20-1236744-6Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MDC90355?
MDC90355 is a COUPLER,DIRECTIONAL.
What parts can replace MDC90355?
There are 2 known substitutes for MDC90355: DCS 210, 20-1236744-6. Substitute compatibility should be verified for your specific system.
What is the NSN for MDC90355?
MDC90355 is cataloged in the U.S. Government catalog under NSN 5985-01-162-6746. 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.