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11479751 — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

11479751: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: COAXIAL LINE, design_type: BIDIRECTIONAL, usage_design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING, overall_width: 0.580 INCHES MAXIMUM IN, overall_height: 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN, overall_length: 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-496-4156, 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
11479751
NSN: 5985-01-496-4156
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
design_typeBIDIRECTIONAL
usage_designMAIN LINE AND SECONDARY LINE TERMINAL FITTING
overall_width0.580 INCHES MAXIMUM IN
overall_height0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN
overall_length1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
special_featuresOPERATING TEMP. -55 DEG C TO +85 DEG C; COUPLING TOLERANCE 10 DB PORM 0.3; RF POWER RATING 5 WATTS MAX; IMPEDANCE: 50 OHMS NOMINAL; TWO 0.160 INCH DIAMETER NOMINAL MTG HOLES IN
power_loss_in_decibels1.25
radio_frequency_rating50.0 MEGAHERTZ MINIMUM AND 70.0 MEGAHERTZ MAXIMUM
unpackaged_unit_weight1.600 OUNCES NOMINAL OZ
end_item_identificationNSN: 1430-01-418-4396, RADAR SET, SEMITRAILER MOUNTED; NEXT ASSY 11479730 USED ON WSD: PATRIOT MISSILE
NSN5985-01-496-4156
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN 11479751 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
UNPACKAGED UNIT WEIGHT: 1.600 OUNCES NOMINAL OZ
•
USAGE DESIGN: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
•
POWER LOSS IN DECIBELS: 1.25
•
DESIGN TYPE: BIDIRECTIONAL
•
RADIO FREQUENCY RATING: 50.0 MEGAHERTZ MINIMUM AND 70.0 MEGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN
UNPACKAGED UNIT WEIGHT1.600 OUNCES NOMINAL OZ
USAGE DESIGNMAIN LINE AND SECONDARY LINE TERMINAL FITTING
POWER LOSS IN DECIBELS1.25
DESIGN TYPEBIDIRECTIONAL
RADIO FREQUENCY RATING50.0 MEGAHERTZ MINIMUM AND 70.0 MEGAHERTZ MAXIMUM
OVERALL LENGTH1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
OVERALL WIDTH0.580 INCHES MAXIMUM IN
UNIT TYPECOAXIAL LINE
SPECIAL FEATURESOPERATING TEMP. -55 DEG C TO +85 DEG C; COUPLING TOLERANCE 10 DB PORM 0.3; RF POWER RATING 5 WATTS MAX; IMPEDANCE: 50 OHMS NOMINAL; TWO 0.160 INCH DIAMETER NOMINAL MTG HOLES 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 2
CRM-10-50/75652Reference document
Same NSN cross-reference
Reference document — Secondary reference
CRM-10-50/76016Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 11479751?
11479751 is a COUPLER,DIRECTIONAL.
What parts can replace 11479751?
There are 2 known substitutes for 11479751: CRM-10-50/75652, CRM-10-50/76016. Substitute compatibility should be verified for your specific system.
What is the NSN for 11479751?
11479751 is cataloged in the U.S. Government catalog under NSN 5985-01-496-4156. This indicates validated use in U.S. government and defense supply chains.
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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.