National Item Identification Number
00-889-3961
008893961
5960-00-889-3961
5960008893961
National Stock Number
Item Name
ELECTRON TUBE
Federal Supply Class
5960
Description
An inclosure, including two or more electrodes, in which a flow of electrons may occur through a vacuum or a contained gas. The electronic conduction takes place either by means of electrons emitted from a cathode or by ionization of the contained gas. Includes phototubes (photoemissive type only), Geiger-Mueller tubes, traveling wave tubes, cathode ray tubes and microwave tubes (Klystron, magnetron, or the like). Excludes items whose primary purpose is to produce light energy. Also excludes PHOTOELECTRIC CELL; and SEMICONDUCTOR DEVICE (as modified).
Commercial and Government Entity Code (Supplier Data)
06980
COMMUNICATIONS & POWER INDUSTRIES
INC
301 INDUSTRIAL RD
SAN CARLOS
CA
94070
650-594-4076
08594
VARIAN ASSOCIATES INC
INC
1678 S PIONEER RD
SALT LAKE CITY
UT
84104
801-972-5000
C5845
CPI INTERNATIONAL INC
COMMUNICATIONS & POWER INDUSTRIES
HOHENADLSTRASSE 31
ISMANING
85737
GERMANY
089-458737-0
06980
COMMUNICATIONS & POWER INDUSTRIES
INC
301 INDUSTRIAL RD
SAN CARLOS
CA
94070
650-594-4076
Reference Numbers (Part Numbers)
4CX250R
4CX250R
7580W/4CX250R
7580W/4CX250R
Required Categories
TUBE TYPE
SPECIAL FEATURES
NONDEFINITIVE SPEC/STD DATA
Required Description
TRANSMITTING
ENVELOPE MATERIAL: CERAMIC AND METAL
7580W/4CX250R TYPE