6AQ5A Hewlett Packard by Sylvania black plate like new 1960's (42.6ma)
6AQ5A International USA NOS (56ma)
6AQ5A Raytheon Japan NOS 1970's (2 in stock)
6AQ5A Raytheon Japan NOS 1970's (49.4ma)
6AQ5A Sylvania branded RCA black plate NOS 1970's (49ma)
6AQ5A Sylvania used/good 1960's (41.5ma)
6AQ5A=6669 European NOS branded Siemens NOS 1975 (48.5ma)
FAA-6005 Sylvania black plate NOS 1968 (40ma)
JLRV-6005 GE Canada black plate NOS 1960's