Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

SK611 E.F. Johnson Socket for 4CX250B (NOS)
In Stock
Socket fits 4CX250B, 7203, 4CX250BC, 8957, 4CX250FG, 8621, 4CX250R, 7850W, 4CX350A, 8321, 4CX350F, 8322, 4CX350FJ, 8904, 4X150A, 7034, 7609, 8930, 4W300B, and 8249 tubes
MFR: E.F. Johnson * Made in USA
New Old Stock * No Longer Available for Export
SKU: SK611
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123-216 Johnson Ceramic 5 Pin Tube Socket (NOS/NIB)
In Stock
The 123-216 socket is for tubes having a giant 5-pin bayonet base such as the 803 and RK28.
New Old Stock * New In Box * No longer available for export
Mfr: E.F. Johnson
SKU: 123-216

124-0311-100 E.F. Johnson Socket For Ultra High Frequency Tubes (NOS)
In Stock
For ultra high frequency tubes. Also suitable for use with CRT bues 1EP1, and 1EP11 with E.l.A. base no. E11-22. Base material has low dielectric constant which results in low pin-topin and shunt capacity. Continuous heat resistance to 500 'F. Mounting lugs provide low inductance grounding. Three point mounting stability. Eleven pin configuration.
• Raised pads for excellent base pin cooling
• For tubes such as 3CX400A7, 3CX800A7, RCA 8072, 8121, and 8122
New with tarnished silver pins * No longer available for export
MFR: E.F. Johnson
SKU: 124-0311-100-1

123-211-1 EF Johnson Ceramic 4 Pin Tube Socket (Pull)
In Stock
123-211-1 EF Johnson Ceramic 4 Pin Tube Socket. 123-211-1
Popular "50 Watt" tube socket for tubes such as the 211 , B72A, and others with E.IA base no. A4-29. Mounts above chassis through 2.813" (71.45mm) diameter circle.
Used great condition * No longer available for export
MFR: EF Johnson
SKU: 123-211-1-PULL