6AM8A US Brands NOS (40 in stock)
6AR5 RCA JAPAN branded Gt. Britain NOS (2 in stock)
6AS6 Mullard UK NOS (1 in stock)
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)
6BA8A RCA NOS (12 in stock)
6BC5=6CE5 US Brands NOS (100 in stock)
6BC7 Sylvania rebranded Dumont NOS 1960's (3 in stock)
6BC7 Sylvania rebranded GE NOS (4 in stock)
6BC7 Sylvania rebranded RCA NOS 1960's (4 in stock)
6BD6 US Brands NOS
6BF5