NEMA Frame Sizes 56C, 143TC, 145TC
Torque Ratings: 1.5 to 15 lb-ft
Base Models: F8-61001-66B, F8-61003-66B, F8-62006-66B, F8-63010-66B, F8-63015-66B
NEMA Frame Sizes 182TC through 256TC
Torque Ratings: 10 to 75 lb-ft
Base Models: FR71010-9, FR71015-9, FR72025-9, FR73035-9, FR74050-9, FR75075-9