Microphone Element

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  • Part Name
    MICROPHONE ELEMENT
  • Federal Supply Class
    Headsets, Handsets, Microphones And Speakers
  • NIIN
    001647328
  • Part Number
    D173440, D173440, D173440
  • National Stock Number
    5965-00-164-7328
  • Item Name Code
    293
Specifications
  • ELEMENT TYPE
    CARBON
  • FREQUENCY RESPONSE RANGE IN HERTZ
    300.0 TO 3000.0
  • IMPEDANCE RATING
    35.0 OHMS MINIMUM AND
  • 90.0 OHMS MAXIMUM
  • POLARITY CONNECTION
    NOT REQUIRED
  • OPERATING DC
    60.0 MILLIAMPERES NOMINAL
  • SOUND PICKUP DIRECTIONAL TYPE
    NOT RATED
  • NOISE CANCELING FEATURE
    NOT INCLUDED
  • SHOCK MOUNT
    NOT PROVIDED
  • TERMINAL TYPE
    TAB, SOLDER LUG
  • BODY STYLE
    ROUND SHAPE
  • DIAMETER
    2.938 INCHES NOMINAL
  • HEIGHT
    1.125 INCHES NOMINAL
Restrictions
  • Demilitarization Code
    A

    Items subject to the Export Administration Regulations (EAR) in parts 773-74 of Title 15, Code of Federal Regulations (CFR) (CCLI or EAR99) and determined by the DoD to present a low risk when released out of DoD control. No DEMIL, MUT or end use certificate is required. May require an export license from DOC.

  • Criticality Code
    X

    Does not have a nuclear hardened feature or other critical feature such as tolerance, fit restriction or application.

  • Hazardous Material Code
    P

    There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

  • Precious Metals Code (PMIC)
    U

    Precious Metal type is unknown.

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