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2681442 — SEAL,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2681442: SEAL,WAVEGUIDE.

The SEAL,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE FIRST SEAL, seal_thickness: 0.131 INCHES NOMINAL IN, style_designator: FOR RECTANGULAR WAVEGUIDE AND FLANGE, seal_inside_width: 0.900 INCHES NOMINAL IN, surface_treatment: PASSIVATE ALL SEAL ALL SURFACES, seal_inside_height: 0.400 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-498-4388, 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
2681442
NSN: 5985-00-498-4388
NIINs: 004984388, 010089098
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SILICONE FIRST SEAL
seal_thickness0.131 INCHES NOMINAL IN
style_designatorFOR RECTANGULAR WAVEGUIDE AND FLANGE
seal_inside_width0.900 INCHES NOMINAL IN
surface_treatmentPASSIVATE ALL SEAL ALL SURFACES
seal_inside_height0.400 INCHES NOMINAL IN
seal_outside_width1.625 INCHES NOMINAL IN
seal_outside_height1.625 INCHES NOMINAL IN
NSN5985-00-498-4388
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,WAVEGUIDE TITLE COMPONENT PN 2681442 MFR SEAL,WAVEGUIDE
KEY FEATURES
•
SEAL THICKNESS: 0.131 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FOR RECTANGULAR WAVEGUIDE AND FLANGE
•
SEAL OUTSIDE HEIGHT: 1.625 INCHES NOMINAL IN
•
SEAL OUTSIDE WIDTH: 1.625 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE ALL SEAL ALL SURFACES
•
SEAL INSIDE HEIGHT: 0.400 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE FIRST SEAL
TECHNICAL CHARACTERISTICS
SEAL THICKNESS0.131 INCHES NOMINAL IN
STYLE DESIGNATORFOR RECTANGULAR WAVEGUIDE AND FLANGE
SEAL OUTSIDE HEIGHT1.625 INCHES NOMINAL IN
SEAL OUTSIDE WIDTH1.625 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE ALL SEAL ALL SURFACES
SEAL INSIDE HEIGHT0.400 INCHES NOMINAL IN
MATERIALRUBBER SILICONE FIRST SEAL
MATERIALSTEEL COMP 302 SECOND SEAL
SEAL INSIDE WIDTH0.900 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
CA1392-3Same 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 2681442?
2681442 is a SEAL,WAVEGUIDE.
What parts can replace 2681442?
There is 1 known substitute for 2681442: CA1392-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 2681442?
2681442 is cataloged in the U.S. Government catalog under NSN 5985-00-498-4388. 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.