National Item Identification Number

01-367-6173

013676173
7025-01-367-6173
7025013676173

National Stock Number

Item Name

TRACKBALL,DATA ENTRY

Federal Supply Class

7025

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)

---

71492

---

MARCONI COMMUNICATIONS INC
11400 COMMERCE PARK DR
RESTON
VA
20191
703-758-7000

---

Reference Numbers (Part Numbers)

RB2/CAD-2

Required Categories

VOLTAGE IN VOLTS AND CURRENT TYPE
SPECIAL FEATURES

Required Description

5.0 AC
CASE MATERIAL:FIBERGLASS;CASE SURFACE TREATMENT:PAINTED;INCLOSURE TYPE:P