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6360 Amperex JAN USA NOS 1991 (20 in stock) (4 for $35)
6360 Matsushita Japan "pinched top" NOS 1960's (1 in stock)
6360 Sylvania Germany NOS 1970's (3 in stock)
6360 Sylvania UK NOS 1970's (1 in stock)
6360 Tronal Russian NOS 1970's
6360 Westinghouse Japan "pinched top" NOS 1970's (3 in stock)
6397 NOS (34 in stock)
6476A Sylvania NOS
6510 Litton NOS
6528A Cetron tests like new 1979 broken guide pin (111/124mA)
6528A Cetron used/good 1979 broken guide pin (99/117mA)
6528A Cetron used/good 1987 (112/113mA)
6637=BL31 Varian NOS sealed in metal cans
6676=6CB6A GE NOS mobile rated (13 in stock)
6884 Amperex NOS
6907 Amperex USA NOS in Motorola boxes
6910 Sylvania NOS (3 in stock)
6923 Amperex Germany NOS (20 in stock)
6939 NOS (20 in stock)
6953 Cetron NOS (1 in stock) Photo-tube