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SC-D-90643-2 — HORN,LOUDSPEAKER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SC-D-90643-2: HORN,LOUDSPEAKER.

The HORN,LOUDSPEAKER is a the manufacturer industrial component. Key specifications include material: ALUMINUM, unit_type: RE-ENTRANT, usage_design: OUTDOOR, overall_length: 13.000 INCHES NOMINAL IN, coupling_length: 1.375 INCHES NOMINAL IN, overall_diameter: 10.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5965-00-504-6661, 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
SC-D-90643-2
NSN: 5965-00-504-6661
FSC: 5965 — Headsets, Handsets, Microphones and Speakers
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM
unit_typeRE-ENTRANT
usage_designOUTDOOR
overall_length13.000 INCHES NOMINAL IN
coupling_length1.375 INCHES NOMINAL IN
overall_diameter10.000 INCHES NOMINAL IN
features_providedTHREADED END COUPLING
surface_treatmentENAMEL
device_type_accommodatedDRIVER UNIT
acoustic_length_developed42.000 INCHES IN
NSN5965-00-504-6661
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HORN,LOUDSPEAKER TITLE COMPONENT PN SC-D-90643-2 MFR HORN,LOUDSPEAKER
KEY FEATURES
•
DEVICE TYPE ACCOMMODATED: DRIVER UNIT
•
USAGE DESIGN: OUTDOOR
•
COUPLING LENGTH: 1.375 INCHES NOMINAL IN
•
OVERALL DIAMETER: 10.000 INCHES NOMINAL IN
•
FEATURES PROVIDED: THREADED END COUPLING
•
UNIT TYPE: RE-ENTRANT
•
SURFACE TREATMENT: ENAMEL
TECHNICAL CHARACTERISTICS
DEVICE TYPE ACCOMMODATEDDRIVER UNIT
USAGE DESIGNOUTDOOR
COUPLING LENGTH1.375 INCHES NOMINAL IN
OVERALL DIAMETER10.000 INCHES NOMINAL IN
OVERALL LENGTH13.000 INCHES NOMINAL IN
FEATURES PROVIDEDTHREADED END COUPLING
UNIT TYPERE-ENTRANT
SURFACE TREATMENTENAMEL
ACOUSTIC LENGTH DEVELOPED42.000 INCHES IN
MATERIALALUMINUM
OTHER ITEMS IN FSC 5965 — Headsets, Handsets, Microphones and Speakers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5965-00-001-1492 5965-00-001-7591 5965-00-001-7592 5965-00-001-7593 5965-00-003-2686 5965-00-003-2690 5965-00-003-4754 5965-00-004-5510
SUBSTITUTES & CROSS-REFERENCES 1
S58-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SC-D-90643-2?
SC-D-90643-2 is a HORN,LOUDSPEAKER.
What parts can replace SC-D-90643-2?
There is 1 known substitute for SC-D-90643-2: S58-9. Substitute compatibility should be verified for your specific system.
What is the NSN for SC-D-90643-2?
SC-D-90643-2 is cataloged in the U.S. Government catalog under NSN 5965-00-504-6661. 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.