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1204240-3 — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1204240-3: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: WAVEGUIDE, design_type: UNIDIRECTIONAL, overall_width: 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN, overall_length: 3.320 INCHES MAXIMUM IN, radio_frequency_rating: 8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM, end_item_identification: MK92MOD2 ORDALT. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-321-3279, 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
1204240-3
NSN: 5985-01-321-3279
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
unit_typeWAVEGUIDE
design_typeUNIDIRECTIONAL
overall_width2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN
overall_length3.320 INCHES MAXIMUM IN
radio_frequency_rating8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM
end_item_identificationMK92MOD2 ORDALT
NSN5985-01-321-3279
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN 1204240-3 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
DESIGN TYPE: UNIDIRECTIONAL
•
RADIO FREQUENCY RATING: 8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM
•
UNIT TYPE: WAVEGUIDE
TECHNICAL CHARACTERISTICS
DESIGN TYPEUNIDIRECTIONAL
RADIO FREQUENCY RATING8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM
OVERALL LENGTH3.320 INCHES MAXIMUM IN
OVERALL WIDTH2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN
UNIT TYPEWAVEGUIDE
END ITEM IDENTIFICATIONMK92MOD2 ORDALT
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
5176413-3Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 1204240-3?
1204240-3 is a COUPLER,DIRECTIONAL.
What parts can replace 1204240-3?
There is 1 known substitute for 1204240-3: 5176413-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 1204240-3?
1204240-3 is cataloged in the U.S. Government catalog under NSN 5985-01-321-3279. 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.