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055996 — FLANGE,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

055996: FLANGE,WAVEGUIDE.

The FLANGE,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SINGLE TUBING JACKET, flange_depth: 0.188 INCHES NOMINAL SINGLE FLANGE IN, flange_style: COVER TYPE SINGLE FLANGE, flange_inside_width: 0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM SINGLE FLANGE IN, flange_inside_height: 0.218 INCHES MINIMUM AND 0.219 INCHES MAXIMUM SINGLE FLANGE IN, flange_outside_width: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-088-5417, 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
055996
NSN: 5985-01-088-5417
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialCOPPER ALLOY SINGLE TUBING JACKET
flange_depth0.188 INCHES NOMINAL SINGLE FLANGE IN
flange_styleCOVER TYPE SINGLE FLANGE
flange_inside_width0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM SINGLE FLANGE IN
flange_inside_height0.218 INCHES MINIMUM AND 0.219 INCHES MAXIMUM SINGLE FLANGE IN
flange_outside_width0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
flange_outside_height0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
flange_connecting_hole_diameter0.128 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
flange_connecting_facility_and_quantity4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
NSN5985-01-088-5417
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FLANGE,WAVEGUIDE TITLE COMPONENT PN 055996 MFR FLANGE,WAVEGUIDE
KEY FEATURES
•
FLANGE INSIDE HEIGHT: 0.218 INCHES MINIMUM AND 0.219 INCHES MAXIMUM SINGLE FLANGE IN
•
FLANGE OUTSIDE HEIGHT: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
•
FLANGE CONNECTING HOLE DIAMETER: 0.128 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
•
FLANGE INSIDE WIDTH: 0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM SINGLE FLANGE IN
•
FLANGE DEPTH: 0.188 INCHES NOMINAL SINGLE FLANGE IN
•
FLANGE OUTSIDE WIDTH: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
•
MATERIAL: COPPER ALLOY SINGLE TUBING JACKET
•
FLANGE CONNECTING FACILITY AND QUANTITY: 4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
TECHNICAL CHARACTERISTICS
FLANGE INSIDE HEIGHT0.218 INCHES MINIMUM AND 0.219 INCHES MAXIMUM SINGLE FLANGE IN
FLANGE OUTSIDE HEIGHT0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
FLANGE CONNECTING HOLE DIAMETER0.128 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
FLANGE INSIDE WIDTH0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM SINGLE FLANGE IN
FLANGE DEPTH0.188 INCHES NOMINAL SINGLE FLANGE IN
FLANGE OUTSIDE WIDTH0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE FLANGE IN
MATERIALCOPPER ALLOY SINGLE TUBING JACKET
FLANGE CONNECTING FACILITY AND QUANTITY4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
FLANGE STYLECOVER TYPE SINGLE FLANGE
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 1
933C055996Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 055996?
055996 is a FLANGE,WAVEGUIDE.
What parts can replace 055996?
There is 1 known substitute for 055996: 933C055996. Substitute compatibility should be verified for your specific system.
What is the NSN for 055996?
055996 is cataloged in the U.S. Government catalog under NSN 5985-01-088-5417. This indicates validated use in U.S. government and defense supply chains.
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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.