2SD871 High Output Transistor (HOT)

These are New Old Stock (NOS) so they are a bit tarnished. 
According to a cross reference at HERE these can replace:
 
NTE89
2SD870 
2SD869 
2SD898B 
2SD904 
2SD950 
2SD951 
2SD957 
2SD1175 
BU208D 
STD580 
ECG89 
BU2080 

Please check your own specs however! I can not guarantee the cross-reference or my typing for that matter is correct.
-Commander Dave