NEMA Frame Sizes 56C, 143TC, 145TC
Torque Ratings: 1.5 to 20 lb-ft
Base Models: 61001-5153, 61003-5153, 61006-5153, 62006-5153, 62010-5153, 63010-5153, 63015-5153, 63020-5153
NEMA Frame Sizes 182TC through 256TC
Torque Ratings: 10 to 75 lb-ft
Base Models: 71010-46, 71015-46, 72025-46, 73025-46, 72035-46, 73035-46, 73050-46, 74050-46, 74075-46