TO-3 PNP 140V 20A
The is a silicon PNP Bipolar Transistor designed for high power audio, disk head positioners and other linear applications.
Newark:
Bipolar BJT Single Transistor, PNP, -140 V, 2 MHz, 200 W, 17 A, 25 hFE
MASTER:
Transistor PNP Silicon 140V 20A High Power Audio AMP TO-3
Electro Sonic:
Trans GP BJT PNP 140V 20A 3-Pin2+Tab TO-3