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6GK6 GE NOS (52ma)
6GK6 Motorola Toshiba Japan like new 1960's (47ma)
6GM5 Sylvania rebranded GE NOS 1960's (56.5ma)
6GM5 Sylvania rebranded GE NOS 1966 (64.5ma)
6GM6 NOS (24 in stock)
6GT5A RCA used/good 1960's (60ma)
6GT5A Sylvania branded GE tipped top NOS 1960's (78ma, Gm=7700)
6GT5A Sylvania tipped top NOS 1960's (85ma, Gm=8200)
6GU5 US Brands NOS (1 in stock)
6HB5 GE NOS 1977 (108ma)
6HB5 Zenith by GE NOS 1977 (92ma)
6HF5 RCA NOS 1968 (101ma)
6HF5 RCA NOS 1972 (123ma)
6HF5 RCA NOS 1972 (90ma)
6HF5 Sylvania NOS 1970 era some small mica flakes inside tube (96ma)
6HJ5 Raytheon side getter NOS (91/60)
6HV5A GE branded RCA NOS (101/60)
6HV5A GE International NOS (100/60)
6HV5A Sylvania NOS (99/60)
6JB6 Sylvania branded RCA NOS 1970's (65ma)
