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SM-C-876998 — HORN,WAVEGUIDE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SM-C-876998: HORN,WAVEGUIDE.

The HORN,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, mouth_width: 3.840 INCHES NOMINAL IN, mouth_height: 3.780 INCHES NOMINAL IN, mouth_length: 3.750 INCHES NOMINAL IN, throat_width: 1.405 INCHES NOMINAL IN, throat_height: 0.702 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-040-9247, 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
SM-C-876998
NSN: 5985-01-040-9247
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
mouth_width3.840 INCHES NOMINAL IN
mouth_height3.780 INCHES NOMINAL IN
mouth_length3.750 INCHES NOMINAL IN
throat_width1.405 INCHES NOMINAL IN
throat_height0.702 INCHES NOMINAL IN
throat_length1.660 INCHES NOMINAL IN
overall_length5.410 INCHES NOMINAL IN
connection_methodCONNECTOR ELECTRICAL
surface_treatmentCHEMICAL FILM INSIDE
accommodated_conductor_typeTRANSMISSION LINE
NSN5985-01-040-9247
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HORN,WAVEGUIDE TITLE COMPONENT PN SM-C-876998 MFR HORN,WAVEGUIDE
KEY FEATURES
•
THROAT HEIGHT: 0.702 INCHES NOMINAL IN
•
CONNECTION METHOD: CONNECTOR ELECTRICAL
•
MOUTH LENGTH: 3.750 INCHES NOMINAL IN
•
ACCOMMODATED CONDUCTOR TYPE: TRANSMISSION LINE
•
MOUTH WIDTH: 3.840 INCHES NOMINAL IN
•
THROAT WIDTH: 1.405 INCHES NOMINAL IN
•
SURFACE TREATMENT: CHEMICAL FILM INSIDE
TECHNICAL CHARACTERISTICS
THROAT HEIGHT0.702 INCHES NOMINAL IN
CONNECTION METHODCONNECTOR ELECTRICAL
MOUTH LENGTH3.750 INCHES NOMINAL IN
OVERALL LENGTH5.410 INCHES NOMINAL IN
ACCOMMODATED CONDUCTOR TYPETRANSMISSION LINE
MOUTH WIDTH3.840 INCHES NOMINAL IN
THROAT WIDTH1.405 INCHES NOMINAL IN
SURFACE TREATMENTCHEMICAL FILM INSIDE
MOUTH HEIGHT3.780 INCHES NOMINAL IN
THROAT LENGTH1.660 INCHES NOMINAL IN
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: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is SM-C-876998?
SM-C-876998 is a HORN,WAVEGUIDE.
What is the NSN for SM-C-876998?
SM-C-876998 is cataloged in the U.S. Government catalog under NSN 5985-01-040-9247. 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.