Altra Industrial Motion Corp F713-50-B5-G Motor

The F713-50-B5-G is a Boston Gear 700 Series worm-gear speed reducer (Altra Industrial Motion) designed for compact, low-power drives in light-duty equipment. It delivers a 50:1 reduction across a 1.33 in center distance, with a C-face quill input on a 56C flange (0.625 in bore) driving a 0.625 in solid output shaft with a left-hand orientation, all housed in a cast-iron body. The unit is specified for up to 0.25 hp input at 1,750 rpm, producing a maximum output speed of 35 rpm and up to 300 in-lbs of torque at 100 rpm, with an overhung load rating of 200 lb and a total weight of about 20 lb. Mounting is No Base, and the reducer size is 713 in the 700 Series, with overall dimensions approximately 4.25 in long, 3.63 in high, and 2.88 in wide. It conforms to AGMA standards and is identified as the F713-50-B5-G within the 713 family; this configuration is optimized for a compact, quill-input drive using a 56C motor interface.