This part is compatible with the following machines:

DeWALT

DW505 Type 1 Hammer Drill
DW505 Type 2 Hammer Drill
DW505 Type 3 Hammer Drill

Black and Decker

26726 Type 1 1/2 Hammerdrill
5075 Type 100 1/2 Hammer Drill
27205 Type 2 1/2 Hammer Drill
27205 Type 1 1/2 Hammer Drill
22738 Type 1 1/2-Inch Hammer Dril

Craftsman

900272051 Hammerdrill
900272050 Drill
90027205 Hammer Drill