NEMA Frame Sizes 56C, 143TC, 145TC
Torque Ratings: 1.5 to 20 lb-ft
Base Models: 61001-545, 61003-545, 62006-545, 62010-545, 63015-545, 63020-545
NEMA Frame Sizes 182TC through 256TC
Torque Ratings: 10 to 75 lb-ft
Base Models: 71010-100, 71015-100, 72025-100, 72035-100, 73050-100, 74075-100