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1884989 — FLANGE,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1884989: FLANGE,WAVEGUIDE.

The FLANGE,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SINGLE FLANGE, flange_depth: 0.539 INCHES MINIMUM AND 0.541 INCHES MAXIMUM SINGLE FLANGE IN, flange_style: COVER TYPE SINGLE FLANGE, surface_treatment: SILVER SINGLE FLANGE OUTSIDE SURFACES, flange_inside_width: 1.119 INCHES MINIMUM AND 1.125 INCHES MAXIMUM SINGLE FLANGE IN, flange_inside_height: 0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM SINGLE FLANGE IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-055-5653, 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
1884989
NSN: 5985-01-055-5653
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY SINGLE FLANGE
flange_depth0.539 INCHES MINIMUM AND 0.541 INCHES MAXIMUM SINGLE FLANGE IN
flange_styleCOVER TYPE SINGLE FLANGE
surface_treatmentSILVER SINGLE FLANGE OUTSIDE SURFACES
flange_inside_width1.119 INCHES MINIMUM AND 1.125 INCHES MAXIMUM SINGLE FLANGE IN
flange_inside_height0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM SINGLE FLANGE IN
flange_outside_diameter2.625 INCHES NOMINAL SINGLE FLANGE IN
flange_connecting_hole_diameter0.213 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
flange_connecting_facility_and_quantity6 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
NSN5985-01-055-5653
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FLANGE,WAVEGUIDE TITLE COMPONENT PN 1884989 MFR FLANGE,WAVEGUIDE
KEY FEATURES
•
FLANGE INSIDE HEIGHT: 0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM SINGLE FLANGE IN
•
FLANGE CONNECTING HOLE DIAMETER: 0.213 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
•
FLANGE INSIDE WIDTH: 1.119 INCHES MINIMUM AND 1.125 INCHES MAXIMUM SINGLE FLANGE IN
•
FLANGE DEPTH: 0.539 INCHES MINIMUM AND 0.541 INCHES MAXIMUM SINGLE FLANGE IN
•
SURFACE TREATMENT: SILVER SINGLE FLANGE INSIDE SURFACES
•
MATERIAL: COPPER ALLOY SINGLE FLANGE
•
FLANGE CONNECTING FACILITY AND QUANTITY: 6 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
TECHNICAL CHARACTERISTICS
FLANGE INSIDE HEIGHT0.494 INCHES MINIMUM AND 0.500 INCHES MAXIMUM SINGLE FLANGE IN
FLANGE CONNECTING HOLE DIAMETER0.213 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
FLANGE INSIDE WIDTH1.119 INCHES MINIMUM AND 1.125 INCHES MAXIMUM SINGLE FLANGE IN
FLANGE DEPTH0.539 INCHES MINIMUM AND 0.541 INCHES MAXIMUM SINGLE FLANGE IN
SURFACE TREATMENTSILVER SINGLE FLANGE INSIDE SURFACES
SURFACE TREATMENTSILVER SINGLE FLANGE OUTSIDE SURFACES
MATERIALCOPPER ALLOY SINGLE FLANGE
FLANGE CONNECTING FACILITY AND QUANTITY6 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
FLANGE OUTSIDE DIAMETER2.625 INCHES NOMINAL SINGLE FLANGE IN
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

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 + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 1884989?
1884989 is a FLANGE,WAVEGUIDE.
What is the NSN for 1884989?
1884989 is cataloged in the U.S. Government catalog under NSN 5985-01-055-5653. 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.