Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Headband type headset with 2 h-143/aic earphone elements, a dynamic, noise cancelling m-87/aic microphone, an mt-2007/aic bracket, and a cord assembly
NSN
National Stock Number:
TXT
Description:
Headset-microphone
MRC:
The number of complete cyclic changes,per unit of time,for which an item is rated.ACZB
Frequency Rating:
Between 0.2 kilohertz and 5.0 kilohertz
MRC:
An indication of whether or not a device used to open or close an electrical circuit is included with the item.AEZD
Switch:
Not included
MRC:
The total opposition /resistive and reactive/ to the flow of alternating current.AFYY
Impedance Rating:
3.5 ohms
MRC:
Indicates the type of earphone element as determined by its construction and method of operation.AHEQ
Earphone Element Type:
Dynamic
MRC:
The number of earphones provided on the item.AHES
Earphone Quantity:
2
MRC:
The name of the government agency or commercial organization controlling the item.AMSA
Controlling Agency:
Jetds
MRC:
An identifying number assigned by the government agency or commercial organization controlling the item.AMSB
Identifying Number:
M-87/aic type no.
MRC:
The total opposition (resistive and reactive) which the earphone offers to the flow of alternating current.BKSQ
Earphone Impedance Rating:
19.0 ohms
MRC:
The name of the government agency or commercial organization controlling the earphone.BKSS
Earphone Controlling Agency:
Jetds
MRC:
An identifying number assigned by the government agency or commerical organization controlling the earphone.BKST
Earphone Identifying Number:
H-143/aic type no.
MRC:
Indicates the type of microphone element or cartridge as determined by its construction and method of operation.BKSW
Microphone Element Type:
Dynamic
MRC:
An indication of the rated electrical output of the item.BKSX
Output Level Rating:
2 uv per dyne per sq cm in. 5 ohms load
MRC:
The means of attaching the earphone.BKSY
Earphone Mounting Method:
Suspended on headband
MRC:
The means provided to mount or otherwise accommodate a microphone.BKSZ
Microphone Mounting Facility:
Bracket fastened to headband
MRC:
The nomenclature by which the connector is identified.BKTB
Connector Name:
Telephone plug
MRC:
A number assigned to the connector for purpose of ready identification.BKTF
Connector Identifying Number:
U-174/u type no.
MRC:
A measurement of the longest dimension of the cord from a connector to a junction,in distinction from width.BKTG
Connector To Junction Cord Length:
1.959 feet
MRC:
The name of the government agency or commercial organization controlling the connector.BLJN
Connector Controlling Agency:
Jetds
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Feat
MRC:
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.ZZZT
Specification Or Standard:
H-157a/aic type
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
Headsets, handsets, microphones and speakers
