National Item Identification Number

01-437-1315
014371315
5960-01-437-1315
5960014371315

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)

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U2248

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SELEX COMMUNICATIONS LTD
MARCONI HOUSE NEW STREET
CHELMSFORD
CM1 1PL
UNITED KINGDOM
01245 353221

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06980

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COMMUNICATIONS & POWER INDUSTRIES
INC
301 INDUSTRIAL RD
SAN CARLOS
CA
94070
650-594-4076

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Reference Numbers (Part Numbers)

CV8973
MIL-PRF-1/889
4CX250BM
7203A

Required Categories

IDENTIFYING NUMBER
ENVELOPE MEDIUM TYPE
TUBE TYPE
OVERALL HEIGHT
OVERALL DIA

Required Description

7203A REFERENCE NO.
VACUUM
TETRODE
2.324 INCHES MINIMUM
1.610 INCHES MINIMUM