650 pF 3KV Variable Air Capacitor made by Jackson Bros 5720/13 SPECIAL see below
TX5 Transmitting Capacitor SPECIAL 1 end plate rotated 90 degrees
Made by Jackson Brothers, part number 5720/13 NEW
Material: end plates - ceramic
vanes & spacers - aluminium
Vane Thickness: 1.27
Larger quantities can be made but would be on a lead time, which would vary on how many ordered. Larger quantities may also have discounts.