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KS16664 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROPHONE ELEMENT is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-00-925-1725, 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
KS16664
NSN: 5965-00-925-1725
FSC: 5965
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
Part NumberKS16664
NSN5965-00-925-1725
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROPHONE ELEMENT TITLE COMPONENT PN KS16664 MFR MICROPHONE ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
173-86Interchangeable
interchangeable cross-reference
interchangeable
D3SZ-2128-AInterchangeable
interchangeable cross-reference
interchangeable
C9AZ2128AInterchangeable
interchangeable cross-reference
interchangeable
47011011+002Interchangeable
Same NIIN cross-reference
interchangeable
C505Interchangeable
Same NIIN cross-reference
interchangeable
106600-603Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KS16664?
KS16664 is a MICROPHONE ELEMENT.
What parts can replace KS16664?
There are 7 known substitutes for KS16664: 173-86, D3SZ-2128-A, C9AZ2128A and 4 more. Substitute compatibility should be verified for your specific system.
Is KS16664 still available?
KS16664 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026