Lot of 3, Original Fairchild Glob top Transistors, 2N5163 N-Channel Field-Effect Transistor, TO-106 case, gold leads. Electrical specs:

• Vsg (MAX): 25 volts
• Vds (MAX): 25 volts
• Vdg (MAX): 25 volts
• Ig (MAX): 50 mA
• Pd (MAX): 300 mW
• Igss (MAX): 10 nA
• Idss (MAX): 40 mA