Here is an image showing the pin diagram of this transistor.
Classification of hFE
The KTD2060Y transistor can have a current gain of 120 to 240. The gain of the KTD2060 will be in the range from 40 to 240, for the KTD2060O it will be in the range from 70 to 140, for the KTD2060R it will be in the range from 40 to 80.
Complementary PNP transistor
The complementary PNP transistor to the KTD2060Y is the KTB1368Y.
SMD Version of KTD2060Y transistor
The BDP951 (SOT-223) is the SMD version of the KTD2060Y transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.
Replacement and Equivalent for KTD2060Y transistor