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![]() |

124-113-16 Johnson Bypass Cap Ring / Square Flange for 4CX250B
In Stock
$29.91
Designed to function as a bypass cap ring.
Used * No longer available for export
MFR Johnson
SKU: 124-113-16-P

124-0111-001 Johnson Ceramic Chimney for 4CX250B / 4CX350A (NOS)
In Stock
$17.91
- Same as SK606
New Old Stock * No longer available for export
MFR: E.F. Johnson
SKU: 124-0111-001

124-113-16 Bypass cap ring/sq, Flange Marked 124-113, Johnson (NOS)
In Stock
$49.91
Designed to function as a square flange grounded grid cap for SK600 series sockets.
New old stock * No Longer available for export
MFR: Johnson

124-113-001/SK655 Socket, Bypass Bypass Grid Ring (Pull)
In Stock
$32.90
Designed to be used with 3cx400a7, 3cx800a7, and 4cx250b
Same as a SK655
Used
MFR: Johnson
SKU: 124-113-001-P