5541637-1 — COUPLER,DIRECTIONAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

5541637-1: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: COAXIAL LINE AND WAVEGUIDE, design_type: BIDIRECTIONAL, overall_width: 5.060 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN, overall_length: 6.120 INCHES MINIMUM AND 6.140 INCHES MAXIMUM IN, fsc_application_data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT, power_loss_in_decibels: 60.0. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-188-8218, 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

5541637-1

NSN: 5985-01-188-8218
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

unit_type	COAXIAL LINE AND WAVEGUIDE
design_type	BIDIRECTIONAL
overall_width	5.060 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN
overall_length	6.120 INCHES MINIMUM AND 6.140 INCHES MAXIMUM IN
fsc_application_data	ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
power_loss_in_decibels	60.0
radio_frequency_rating	10.3 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM
end_item_identification	RADAR SET AN/SPG-51D
NSN	5985-01-188-8218

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT

•

POWER LOSS IN DECIBELS: 60.0

•

DESIGN TYPE: BIDIRECTIONAL

•

RADIO FREQUENCY RATING: 10.3 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM

•

UNIT TYPE: COAXIAL LINE AND WAVEGUIDE

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
POWER LOSS IN DECIBELS	60.0
DESIGN TYPE	BIDIRECTIONAL
RADIO FREQUENCY RATING	10.3 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM
OVERALL LENGTH	6.120 INCHES MINIMUM AND 6.140 INCHES MAXIMUM IN
OVERALL WIDTH	5.060 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN
UNIT TYPE	COAXIAL LINE AND WAVEGUIDE
END ITEM IDENTIFICATION	RADAR SET AN/SPG-51D

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

90XT1089Same 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 + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 5541637-1?

5541637-1 is a COUPLER,DIRECTIONAL.

What parts can replace 5541637-1?

There is 1 known substitute for 5541637-1: 90XT1089. Substitute compatibility should be verified for your specific system.

What is the NSN for 5541637-1?

5541637-1 is cataloged in the U.S. Government catalog under NSN 5985-01-188-8218. This indicates validated use in U.S. government and defense supply chains.

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5541637-1 — COUPLER,DIRECTIONAL

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