Here is an image showing the pin diagram of this transistor.
Classification of hFE
The KSB772-G transistor can have a current gain of 200 to 400. The gain of the KSB772 will be in the range from 60 to 400, for the KSB772-O it will be in the range from 100 to 200, for the KSB772-R it will be in the range from 60 to 120, for the KSB772-Y it will be in the range from 160 to 320.
Complementary NPN transistor
The complementary NPN transistor to the KSB772-G is the KSD882-G.
Replacement and Equivalent for KSB772-G transistor