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Technical Data Sheet
PartsTable / COMPONENT / 64437-006
64437-006 ✓ 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 HEADSET-MICROPHONE is a the manufacturer industrial component. Key specifications include end_item_identification: OPERATIONAL TACTICS TRAINER 2CK4-50-4-899, earphone_impedance_rating: 150.0 OHMS NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-01-313-1544, 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
64437-006
NSN: 5965-01-313-1544
FSC: 5965
CAGE: 28856 — TELEX COMMUNICATIONS INC SUB OF TELEX CORP (USA)
SPECIFICATIONS
earphone_quantity2
end_item_identificationOPERATIONAL TACTICS TRAINER 2CK4-50-4-899
earphone_impedance_rating150.0 OHMS NOMINAL
NSN5965-01-313-1544
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEADSET-MICROPHONE TITLE COMPONENT PN 64437-006 MFR HEADSET-MICROPHONE
KEY FEATURES
•
EARPHONE IMPEDANCE RATING: 150.0 OHMS NOMINAL
•
EARPHONE QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONOPERATIONAL TACTICS TRAINER 2CK4-50-4-899
EARPHONE IMPEDANCE RATING150.0 OHMS NOMINAL
EARPHONE QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
PH2Interchangeable
interchangeable cross-reference
interchangeable
PH-10Interchangeable
interchangeable cross-reference
interchangeable
GH103Interchangeable
interchangeable cross-reference
interchangeable
A-A-1193Interchangeable
interchangeable cross-reference
interchangeable
PFHInterchangeable
interchangeable cross-reference
interchangeable
PZ-42Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 64437-006?
64437-006 is a HEADSET-MICROPHONE.
What parts can replace 64437-006?
There are 9 known substitutes for 64437-006: PH2, PH-10, GH103 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 64437-006?
64437-006 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-01-313-1544. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026