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6JY8 NOS (25 in stock)
6JZ6 IEC Japan used (44ma)
6JZ6 Sylvania NOS (sold out)
6JZ8 US Brands NOS (8 in stock)
6K11=6Q11 GE branded Admiral NOS 1964 (85/80, 90/60, 86/60)
6K11=6Q11 GE NOS 1960's (93/60, 92/60, 93/60) (triple triode)
6K11=6Q11 GE NOS 1971 (86/60, 89/60, 85/60) (triple triode)
6K5G Philco used/good 1930's (32/25)
6K6G Cunningham used/very good 1945 era (41.6ma)
6K6GT RCA used/good 1954 small hairline crack in base (35ma)
6K6GT Silvertone by Silvertone used/good 1956 hairline crack in base (38ma)
6K7 GE metal can NOS 1952 tarnished metal can (10.2ma)
6K7 Ken Rad used/very good 1940's (11.6ma)
6K7G=VT-86A Sylvania NOS 1944 (4 in stock)
6K7GT=VT-86B Sylvania JAN used/good 1940's (4 in stock)
6K7GT=VT-86B Sylvania used/tests like new 1944-1945 (10ma Gm=1800)
6K8 metal can NOS (17 in stock)
6K8 metal can NOS (4 tubes for $21.99)
6K8 metal used/good (4 in stock)
6K8 RCA metal can NOS (48/25 and 50/30)
