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CV4103 'reliable' double diode

Size This valve measures 43x17mm overall and has a B7G base

This valve is based on the CV4007. The data below is taken from that valve spec.

Heater voltage 6.3V
Heater current 0.3A
Max PIV 360V
Max peak anode current 60mA
Max mean anode current 10mA
Max surge anode current 350mA
Max heater to cathode voltage 360V
Max bulb temperature 165C
Max shock (short duration) 500g
Max acceleration (continuous operation) 2.5g

This CV4103 has a hand written CV number. The box shows CV4007 behind an attached CV4103 label.

Pin Function
1 Cathode 1
2 Anode 2
3 Heater
4 Heater
5 Cathode 2
6 Internal shield
7 Anode 1