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Technical Data Sheet
PartsTable / COMPONENT / 20-1216655-1
20-1216655-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY ALL TUBING SEGMENT AND FLANGE, flexibility: RIGID ALL TUBING SEGMENT, flange_depth: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL FLANGES IN, flange_style: COVER TYPE ALL FLANGES, waveguide_width: 1.250 INCHES NOMINAL IN, style_designator: TEE, HYBRID TYPE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-177-7202, 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
20-1216655-1
NSN: 5985-00-177-7202
FSC: 5985
CAGE: 07397 — GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS INC. DBA GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
flexibilityRIGID ALL TUBING SEGMENT
flange_depth0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL FLANGES IN
flange_styleCOVER TYPE ALL FLANGES
flange_quantity4
waveguide_width1.250 INCHES NOMINAL IN
style_designatorTEE, HYBRID TYPE
waveguide_height1.250 INCHES NOMINAL IN
waveguide_length2.500 INCHES NOMINAL IN
surface_treatmentENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
flange_inside_width0.503 INCHES MINIMUM AND 0.505 INCHES MAXIMUM ALL FLANGES IN
flange_inside_height0.253 INCHES MINIMUM AND 0.255 INCHES MAXIMUM ALL FLANGES IN
NSN5985-00-177-7202
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WAVEGUIDE ASSEMBLY TITLE COMPONENT PN 20-1216655-1 MFR WAVEGUIDE ASSEMBLY
KEY FEATURES
•
WAVEGUIDE LENGTH: 2.500 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 81413-203363 MANUFACTURERS SOURCE CONTROL
•
FLANGE INSIDE HEIGHT: 0.253 INCHES MINIMUM AND 0.255 INCHES MAXIMUM ALL FLANGES IN
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
STYLE DESIGNATOR: TEE, HYBRID TYPE
•
WAVEGUIDE INSIDE WIDTH: 0.418 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
•
FLANGE OUTSIDE WIDTH: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM ALL FLANGES IN
•
FLANGE OUTSIDE HEIGHT: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM ALL FLANGES IN
TECHNICAL CHARACTERISTICS (FLIS)
WAVEGUIDE LENGTH2.500 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81413-203363 MANUFACTURERS SOURCE CONTROL
FLANGE INSIDE HEIGHT0.253 INCHES MINIMUM AND 0.255 INCHES MAXIMUM ALL FLANGES IN
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
STYLE DESIGNATORTEE, HYBRID TYPE
WAVEGUIDE INSIDE WIDTH0.418 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
FLANGE OUTSIDE WIDTH0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM ALL FLANGES IN
FLANGE OUTSIDE HEIGHT0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM ALL FLANGES IN
FLANGE CONNECTING FACILITY AND QUANTITY4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
WAVEGUIDE HEIGHT1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
858Interchangeable
interchangeable cross-reference
interchangeable
CP2031Interchangeable
interchangeable cross-reference
interchangeable
1560Interchangeable
interchangeable cross-reference
interchangeable
41-870Interchangeable
interchangeable cross-reference
interchangeable
MILE1Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-383 TY1CLQInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20-1216655-1?
20-1216655-1 is a WAVEGUIDE ASSEMBLY.
What parts can replace 20-1216655-1?
There are 8 known substitutes for 20-1216655-1: 858, CP2031, 1560 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20-1216655-1?
20-1216655-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-177-7202. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026