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337778 — SEAL,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

337778: SEAL,WAVEGUIDE.

The SEAL,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 SINGLE SEAL, seal_thickness: 0.119 INCHES NOMINAL IN, style_designator: FOR RECTANGULAR WAVEGUIDE AND ROUND FLANGE, seal_inside_width: 2.330 INCHES NOMINAL IN, seal_inside_height: 1.330 INCHES NOMINAL IN, seal_outside_diameter: 3.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-136-0166, 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
337778
NSN: 5985-01-136-0166
NIINs: 011360166, 014229448
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 88236 — CPI ELECTRON DEVICE BUSINESS, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 SINGLE SEAL
seal_thickness0.119 INCHES NOMINAL IN
style_designatorFOR RECTANGULAR WAVEGUIDE AND ROUND FLANGE
seal_inside_width2.330 INCHES NOMINAL IN
seal_inside_height1.330 INCHES NOMINAL IN
seal_outside_diameter3.625 INCHES NOMINAL IN
end_item_identificationPROPULSION SYSTEMS
NSN5985-01-136-0166
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,WAVEGUIDE TITLE COMPONENT PN 337778 MFR SEAL,WAVEGUIDE
KEY FEATURES
•
SEAL THICKNESS: 0.119 INCHES NOMINAL IN
•
SEAL OUTSIDE DIAMETER: 3.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FOR RECTANGULAR WAVEGUIDE AND ROUND FLANGE
•
SEAL INSIDE HEIGHT: 1.330 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061 SINGLE SEAL
•
SEAL INSIDE WIDTH: 2.330 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SEAL THICKNESS0.119 INCHES NOMINAL IN
SEAL OUTSIDE DIAMETER3.625 INCHES NOMINAL IN
STYLE DESIGNATORFOR RECTANGULAR WAVEGUIDE AND ROUND FLANGE
END ITEM IDENTIFICATIONAN/FPS-77(V)RADAR SET
SEAL INSIDE HEIGHT1.330 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 6061 SINGLE SEAL
SEAL INSIDE WIDTH2.330 INCHES NOMINAL IN
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 337778?
337778 is a SEAL,WAVEGUIDE.
What is the NSN for 337778?
337778 is cataloged in the U.S. Government catalog under NSN 5985-01-136-0166. 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.