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SK997 — SEAL,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SK997: SEAL,WAVEGUIDE.

The SEAL,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, construction: ONE-PIECE, hole_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 1.625 INCHES NOMINAL IN, aperture_width: 0.438 INCHES NOMINAL IN, overall_length: 1.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-758-1367, 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
SK997
NSN: 5985-00-758-1367
NIINs: 007581367, 009867184, 012476876
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 04929 — RAYTHEON CO MISSILE SYSTEMS DIV OXNARD FACILITY (USA)
SPECIFICATIONS
materialCOPPER ALLOY
constructionONE-PIECE
hole_diameter0.1875 INCHES NOMINAL IN
overall_width1.625 INCHES NOMINAL IN
aperture_width0.438 INCHES NOMINAL IN
overall_length1.625 INCHES NOMINAL IN
aperture_length0.938 INCHES NOMINAL IN
special_featuresTWO 0.109 IN. DIA LOCATING HOLES IN
style_designatorNON-CIRCULAR W/BOLT HOLES
precious_materialGOLD
seal_inside_width0.938 INCHES NOMINAL IN
surface_treatmentGOLD
NSN5985-00-758-1367
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,WAVEGUIDE TITLE COMPONENT PN SK997 MFR SEAL,WAVEGUIDE
KEY FEATURES
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
STYLE DESIGNATOR: FOR RECTANGULAR WAVEGUIDE AND FLANGE
•
SEAL OUTSIDE HEIGHT: 1.625 INCHES NOMINAL IN
•
SEAL OUTSIDE WIDTH: 1.625 INCHES NOMINAL IN
•
SEAL INSIDE HEIGHT: 0.438 INCHES NOMINAL IN
•
SEAL INSIDE WIDTH: 0.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
STYLE DESIGNATORFOR RECTANGULAR WAVEGUIDE AND FLANGE
SEAL OUTSIDE HEIGHT1.625 INCHES NOMINAL IN
SEAL OUTSIDE WIDTH1.625 INCHES NOMINAL IN
SPECIAL FEATURESFOUR MTG HOLES 0.188 IN. DIA THRU IN
SEAL INSIDE HEIGHT0.438 INCHES NOMINAL IN
SEAL INSIDE WIDTH0.938 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
50102A1058Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
50102A1058P1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is SK997?
SK997 is a SEAL,WAVEGUIDE.
What parts can replace SK997?
There are 2 known substitutes for SK997: 50102A1058, 50102A1058P1. Substitute compatibility should be verified for your specific system.
What is the NSN for SK997?
SK997 is cataloged in the U.S. Government catalog under NSN 5985-00-758-1367. 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.