Vacuum tube type 5881
This is a beam power vacuum tube with an octal base. This is a spare tube for Register Driver S/N 6.
Tung Sol Lamp Works
||Printed in white ink around the phenolic base and in silver ink around the curcumference of the glass envelope.
||Printed in white ink around the phenolic base.
overall: 3 3/8 in x 1 3/8 in x 1 3/8 in