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3B28 Continental Electronics used/test like new 1940's (76/40)
3B28 Electronic Enterprises NOS 1960 (79/40)
3B28 RCA NOS 1955 (80/40)
3B28 RCA NOS 1972 (79/40)
3B28 RCA tests like new some scratches on base 1955 (78/40)
412A Western Electric NOS 1981 (54/40 and 54/40)
45Z3 NOS (2 in stock)
45Z5GT National Union NOS
45Z5GT Raytheon NOS crack in metal base
4G1000 Half-Wave Rectifier like new
5641=EY70 Sylvania NOS 1957 in white box (1 in stock)
5AS4A GE branded Tungsol "D" getter halo 1960 era (63/40 and 68/40)
5AS4A GE branded Tungsol gray plates D getter NOS 1960 era (60/40 and 60/40)
5AS4A Tungsol black plates NOS "D" getter halo 1950's (56/40 and 58/40)
5AS4A Westinghouse "D" getter halo 1960-1965 (58/40 and 58/50)
5BC3 Sylvania branded GE NOS (1 in stock)
5BC3A RCA NOS (0 in stock)
5M-K9 NEC Japan NOS (58/40) (sold out)
5M-K9 Toshiba Japan NOS (0 in stock)
5U4GB Tungsol used/good 1960 (51/40 and 60/40)