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![]() |

11 Pin Male Accessory Plug (NOS)
In Stock
Commonly used in Older Ham Radios, Heathkit, National, Kenwood, Yaesu, Ameritron, etc. Relay connector for Kenwood TL922, Yaesu FL2100Z and Heathkit SB-101, HW-101 and Collins S-Line.
MFR: Cinch, Amphenol
SKU: 11PINACCPLUG

122-275-200 Johnson 5 Pin Tube Socket, Heavy Duty Industrial Grade, Silver, Steatite Insulated (NOS)
In Stock
122-275-200 Johnson 5 Pin Tube Socket, Heavy Duty Industrial Grade, Silver, Steatite Insulated, (NOS)
MFG: Johnson
No longer available for Export
Add to Cart
SK-810B/Y770 Eimac Tube Socket (NOS/NIB)
In Stock
New Old Stock, New In Box
MFR: Eimac
SKU: SK-810B

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

SK800B Eimac Tube Socket (Pull)
In Stock
Eimac Tube Socket
Clean Used
MFR: Eimac
SKU:SK800B-P
90 day limited warranty

SK-650 Tube Socket With Screen Bypass Ring (Pull)
In Stock
Tube socket designed to operate with 4CX150/7034, 7609, 7203/4CX250B, 8957/4CX250BC, 8621/4CX250FG, 7580W/4CX250R, 8249/4W300B, 8321/4CX350A, 8322/4CX350F, 8904/4CX350FJ.
Used * No longer available for export
SKU: SK650-BR-P

SK700 Eimac Tube Socket 4CX300A and 4CX300Y, Screen Bypass (Pull)
In Stock
Air system socket. One heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.
- Screen Bypass: 1.18 nF ± 10%
Used
MFR: Eimac
SKU: SK700-P
Add to Cart
SK711A Eimac Tube Socket 4CX300A and 4CX300Y (Used)
In Stock
Air System socket. Cathode & 1 heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.
Will work for 4CX125C.
Used
MFR: Eimac
SKU: SK711A-P

SK-740 Eimac Tube Socket for 4CX300A and 4CX300Y (NOS)
In Stock
Light weight thermosetting plastic body, not an air-system socket. For use in non-corresive liquid cooling applications.
New old stock* No longer available for export
MFR: Eimac
SKU: SK740

SK610 and SK606 Combo, Eimac Socket and Chimney (Used)
In Stock
For grounded cathode operation. Screen Cap 2700 pf
Ceramic chimney
Used * No longer available for export
MFR: Eimac
NOTE: Picture for reference. Condition may vary.
SKU: SK610-COMBO-P