Western Model S57A Gear Reducer. HP: 20; Ratio: 10.76; Input RPM: 1150
Western Model S57A Gear Reducer. HP: 20; Ratio: 10.76; Input RPM: 1150; Output RPM: 107; Type: Parallel; S.F.: 1.56. Notes: Class 1; SerialNumber 1214; Order #32999 W/15 US Motor 1200 Rpm 220/440 Volt 324 Frame*
