6AU6A Tungsol NOS 1960 era (8.3ma)
6AU6WA Sylvania NOS 1958 (7.7ma)
6AU6WB Sylvania NOS 1968 (7.2ma)
6AU6WC Sylvania NOS 1970-1980 (0 in stock)
6AU6WC=6136 GE NOS 1978-1979 (7.7ma)
6AU7 Sylvania branded International NOS (1 in stock)
6AU7 Tungsol branded International NOS (1 in stock)
6AU8 Raytheon black plates "U" getter halo NOS 1955 (2 in stock)
6AU8 RCA black plates "D" getter halo NOS 1950's (5 in stock)
6AU8 Sylvania NOS 1960-1965 (18 in stock)
6AU8A GE Lafayette NOS (5 in stock)
6AU8A GE NOS (16 in stock)
6AU8A Raytheon Toshiba Japan NOS (5 in stock)
6AU8A RCA NOS (17 in stock)
6AU8A Sylvania NOS (12 in stock)
6AV6 Delco by Raytheon like new 1959 (1.4ma)
6AV6 GE 1961 NOS (1.0ma)
6AV6 GE JAN NOS 1965 (1.0ma)
6AV6 GM Delco by Sylvania NOS 1960's (1.2ma)
6AV6 Lafayette Taiwan NOS 1970's (1.3ma)
