NTE6401 Transistor Unijunction Silicon TO-18 Vbb=35V Ie=50ma Itr=0.56-0.75 Rbbo=4.7-9.1K Ohm
Full spec sheet:
https://www.nteinc.com/specs/6400to6499/pdf/nte6401.pdf
NTE6401 Unijunction Transistor TO-18
SKU: NTE6401
$9.08Price
NTE6401 Transistor Unijunction Silicon TO-18 Vbb=35V Ie=50ma Itr=0.56-0.75 Rbbo=4.7-9.1K Ohm
Full spec sheet:
https://www.nteinc.com/specs/6400to6499/pdf/nte6401.pdf