MIL-E-1/626 Revision B, June 29, 1970
ELECTRON TUBE, RECEIVING TYPE 1U4
Includes all amendments and changes through Cancellation Notice 2, April 26, 1996
Additional Comments: CNCL NO S/S
The complete requirements for procuring the electron tube described herein shall consist of this document and the latest issue of Specification MIL-E-1.
This specification is mandatory for use by all Departments and Agencies of the Department of Defense.