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5965A GE used/good 1960's (10 in stock)
5AS4A GE branded Tungsol "D" getter halo 1960 era (63/40 and 68/40)
5BC3 Sylvania branded GE NOS (1 in stock)
5BZ7=5BQ7A GE gray plates NOS 1971 (13/16.2ma)
5DJ4 GE NOS 1961 (50/40 and 50/40)
5DJ4 RCA like new 1960's (56/40 and 58/40)
5R4GA GE NOS 1977 (50/40 and 52/40)
5R4GYA GE brown base NOS 1961 (50/40 and 52/40)
5T4 GE NOS 1945 (57/40 and 65/40)
5U4GB GE ITT NOS 1960's "D" getter (60/40 and 62/40)
5U4GB Sylvania Canada NOS 1960's (61/40 and 64/40) (similar build to RCA)
5U4GB Tungsol used/good 1960 (51/40 and 60/40)
5Z3G Ken Rad wide "D" getter NOS 1945 era (52/40 and 54/40)
6005=6AQ5A RCA NOS 1970's (39ma)
6005=6AQ5A RCA NOS 1973 (41ma)
6080 RCA black plates used/good 1956 broken guide pin (66/77ma)
6080WB Raytheon black plates NOS 1966 (95/120ma)
6080WC GE JAN NOS 1987-1988 broken center guide pin (72/82ma)
6100=6C4WA GE 5 star triple mica NOS 1959-1960 (12.6ma) (Premium 6C4)
6111 France NOS 1962 (6.8/7.0ma) (close triode balance) (Same Gm)
