Vacuum Tube Accessories

Diameter listed is the inside diameter. The anode cap is used for making an electrical connection to vacuum tubes which have anode high voltage connection from the top. Its contact resistance is less than 0.01 ohm, insulation resisitance is over 10,000 Mohm. Life time is about 200 cycles.

Black plastic 8-pin plug. This is the bottom portion of an octal tube base including all 8 pins and guide key between pins 1 and 8.

8 pin octal tube base, brown.
Inside Diameter = 1 3/16"
Height = 7/8"

4 pin, ceramic tubes base, 1 ¼" diameter - 1 1/16" tall.

Replacement 4-pin tube base for use with tubes such as the 811A or 300B.

Washer fits around sockets to hold them to chassis.

Washer fits around the socket in in order to hold it to the chassis. for 8 pin sockets.

8 pin tube base with gold coated pins.
Outer Diameter: 1.57"
Inner Diameter: 1.52"
Height (not including pins or keyway): 0.80"

Used for octal plug or coil form. 1-¼" dia. x 7/8" high.

8 pin tube base with gold pins.
Outer Diameter: 1.20"
Inner Diameter: 1.16"
Height (not including pins or keyway): 0.79"