PartsTable
Technical Data Sheet
Download PDF

277-0366-040 — COUPLER,DIRECTIONAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

277-0366-040: 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 TERMINAL FITTING, overall_width: 0.950 INCHES NOMINAL IN, overall_height: 0.900 INCHES NOMINAL IN, overall_length: 2.820 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-216-8064, 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
277-0366-040
NSN: 5985-00-216-8064
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
design_typeBIDIRECTIONAL
usage_designMAIN LINE TERMINAL FITTING
overall_width0.950 INCHES NOMINAL IN
overall_height0.900 INCHES NOMINAL IN
overall_length2.820 INCHES MAXIMUM IN
precious_materialGOLD
power_loss_in_decibels0.25
radio_frequency_rating225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
precious_material_and_locationEXTERNAL SURFACES GOLD
NSN5985-00-216-8064
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN 277-0366-040 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
USAGE DESIGN: MAIN LINE TERMINAL FITTING
•
POWER LOSS IN DECIBELS: 0.25
•
DESIGN TYPE: BIDIRECTIONAL
•
PRECIOUS MATERIAL: GOLD
•
RADIO FREQUENCY RATING: 225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.900 INCHES NOMINAL IN
USAGE DESIGNMAIN LINE TERMINAL FITTING
POWER LOSS IN DECIBELS0.25
DESIGN TYPEBIDIRECTIONAL
PRECIOUS MATERIALGOLD
RADIO FREQUENCY RATING225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
OVERALL LENGTH2.820 INCHES MAXIMUM IN
OVERALL WIDTH0.950 INCHES NOMINAL IN
UNIT TYPECOAXIAL LINE
PRECIOUS MATERIAL AND LOCATIONEXTERNAL SURFACES GOLD
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 277-0366-040?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 277-0366-040?
277-0366-040 is a COUPLER,DIRECTIONAL.
What is the NSN for 277-0366-040?
277-0366-040 is cataloged in the U.S. Government catalog under NSN 5985-00-216-8064. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 277-0366-040

✓ 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.