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743300 — SEAL,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

743300: SEAL,WAVEGUIDE.

The SEAL,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: GLASS SINGLE SEAL, seal_thickness: 0.125 INCHES NOMINAL IN, style_designator: RECTANGULAR SOLID SEAL, seal_outside_width: 9.375 INCHES NOMINAL IN, seal_outside_height: 3.500 INCHES NOMINAL IN, fsc_application_data: MULTIAPPLICATION. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-552-0740, 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
743300
NSN: 5985-00-552-0740
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialGLASS SINGLE SEAL
seal_thickness0.125 INCHES NOMINAL IN
style_designatorRECTANGULAR SOLID SEAL
seal_outside_width9.375 INCHES NOMINAL IN
seal_outside_height3.500 INCHES NOMINAL IN
fsc_application_dataMULTIAPPLICATION
NSN5985-00-552-0740
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,WAVEGUIDE TITLE COMPONENT PN 743300 MFR SEAL,WAVEGUIDE
KEY FEATURES
•
FSC APPLICATION DATA: MULTIAPPLICATION
•
SEAL THICKNESS: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR SOLID SEAL
•
SEAL OUTSIDE HEIGHT: 3.500 INCHES NOMINAL IN
•
SEAL OUTSIDE WIDTH: 9.375 INCHES NOMINAL IN
•
MATERIAL: GLASS SINGLE SEAL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAMULTIAPPLICATION
SEAL THICKNESS0.125 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR SOLID SEAL
SEAL OUTSIDE HEIGHT3.500 INCHES NOMINAL IN
SEAL OUTSIDE WIDTH9.375 INCHES NOMINAL IN
MATERIALGLASS SINGLE SEAL
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: Semi-active item — no replacement plannedDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 743300?
743300 is a SEAL,WAVEGUIDE.
What is the NSN for 743300?
743300 is cataloged in the U.S. Government catalog under NSN 5985-00-552-0740. 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.