The 4CX5000A or 8170 is a 5000 watt, forced air cooled, tetrode with a maximum frequency for full ratings of 220 MHz. The original tube was the 4X5000A that was only rated at 30 MHz for full output and lacked the handles.
Length = 9.13" Diameter = 4.94"
Max voltage = 7500
Max current = 4 amps
Fil voltage = 7.5
Fil current = 73 to 78 amps GOTO INDEX