Tubes - Transmitting, Audio, Misc.

This plate cap is sized to fit the popular 811A / 572B style plate cap of approximately 9/16" diameter. 

• Size: 1-1/2" long x 13/16" wide x  3/4" High
• Internal  Diameter:  9/16"
• Tested and verified

MFR: National Company
SKU: PLCAP4-P

Replacement Aluminum Plate Cap / Anode Heat Radiator for 304TL, 304TH, or tubes having 0.126 diameter anode stem. New. Diameter: 1 3/8" Height: 1 3/8" Hole Size: 0.127.  Heat dissipating connectors are used to make electrical connections to the plate and grid terminals of Transmitting tubes, and at same time, provide efficient heat transfer from the tube element and glass seal to the air.

Used * No longer availabale for export
MFR: Generic Brand
SKU: HR-7-GEN-P

New Old Stock * No longer available for export
Fits 3-1000Z, 4-1000A, 4PR1000A and 833 tubes
MFR: Eimac
SKU: HR-8-EI-NOS

For 2-25A  and 3C24 tubes and tubes with a .052" pin.
New Old Stock * No longer available for export
MFR: Eimac
SKU: HR-1-EI

Will fit  3-400Z, 3-500Z & ZG, 4-400A, & 4-400C
Size:  0.88" High x 0.82" Diameter 
0.367" Hole Diameter
Used * No longer available for export
MFR: EIMAC
SKU: HR-6-P

Ceramic Plate cap for tubes with plate diameter of 0.25",

MFR: China

SKU: PLCAP3