6BF5 US Brands NOS (12 in stock)
6BF6
6BF6 US Brands NOS
6BF7
6BJ7 GE NOS (4 in stock)
6BJ8 GE NOS (5 in stock)
6BJ8 RCA NOS (5 in stock)
6BK5 US Brands NOS (20 in stock)
6BN6 Westinghouse JAPAN NOS 1970's (25 in stock)
6BU8 US Brands NOS (12 in stock)
6BV11 US Brands NOS (3 in stock)
6CB6 Super Radiotron Australia NOS 1960's (7.0ma)
6CB6A RCA NOS (10 in stock)
6CB6A RCA NOS 1960 (11.6ma)
6CB6A RCA NOS 1969 (11ma)
6CB6A US Brands NOS (50 in stock)
6CU5 NOS (10 in stock)
6CU6 Sylvania black plate like new condition (54ma)
6CU6 Sylvania black plate NOS (55ma)
6CU6 Sylvania black plate NOS (72ma)