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MA122C — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MA122C: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: WAVEGUIDE, design_type: BIDIRECTIONAL, usage_design: MAIN LINE TERMINAL FITTING, overall_depth: 2.295 INCHES NOMINAL IN, overall_width: 2.124 INCHES NOMINAL IN, overall_length: 7.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-441-4813, 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
MA122C
NSN: 5985-00-441-4813
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 96341 — COBHAM ADVANCED ELECTRONIC SOLUTIONS INC. (USA)
SPECIFICATIONS
unit_typeWAVEGUIDE
design_typeBIDIRECTIONAL
usage_designMAIN LINE TERMINAL FITTING
overall_depth2.295 INCHES NOMINAL IN
overall_width2.124 INCHES NOMINAL IN
overall_length7.500 INCHES NOMINAL IN
identifying_numberTERMINAL FITTING TYPE NO. UG-54/U
power_loss_in_decibels23.5
terminal_fitting_controlling_agencyMIL
NSN5985-00-441-4813
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN MA122C MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
TERMINAL FITTING CONTROLLING AGENCY: MIL
•
USAGE DESIGN: MAIN LINE TERMINAL FITTING
•
POWER LOSS IN DECIBELS: 23.5
•
IDENTIFYING NUMBER: TERMINAL FITTING TYPE NO. UG-54/U
•
DESIGN TYPE: BIDIRECTIONAL
•
UNIT TYPE: WAVEGUIDE
TECHNICAL CHARACTERISTICS
TERMINAL FITTING CONTROLLING AGENCYMIL
USAGE DESIGNMAIN LINE TERMINAL FITTING
POWER LOSS IN DECIBELS23.5
IDENTIFYING NUMBERTERMINAL FITTING TYPE NO. UG-54/U
DESIGN TYPEBIDIRECTIONAL
OVERALL LENGTH7.500 INCHES NOMINAL IN
OVERALL WIDTH2.124 INCHES NOMINAL IN
UNIT TYPEWAVEGUIDE
OVERALL DEPTH2.295 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES 1
9150796Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is MA122C?
MA122C is a COUPLER,DIRECTIONAL.
What parts can replace MA122C?
There is 1 known substitute for MA122C: 9150796. Substitute compatibility should be verified for your specific system.
What is the NSN for MA122C?
MA122C is cataloged in the U.S. Government catalog under NSN 5985-00-441-4813. 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.