National Item Identification Number
01-279-2085
012792085
5999-01-279-2085
5999012792085
National Stock Number
Item Name
TRACKBALL,DATA ENTRY
Federal Supply Class
5999
Description
A device which includes a sphere mounted in a small open-topped box. The sphere is hand-operated by rotating it in a backward, a forward, or a sideway direction while maintaining the device in a fixed location. The movement of the sphere generates a signal which may be used to move a cursor and/or tracking symbol on the face of a display, such as a cathode ray tube; to input data into an electronic system; and/or to control the operation of a system. It may or may not include additional input devices, such as switches or variable resistors.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
LT300-360-5
Required Categories
VOLTAGE IN VOLTS AND CURRENT TYPE
OVERALL LENGTH
OVERALL HEIGHT
OVERALL WIDTH
Required Description
5.0 DC
5.000 INCHES NOMINAL
2.500 INCHES NOMINAL
5.000 INCHES NOMINAL
CASE M