CG M1712A4H40A-S M Series Type 12 IHO Style Standard Modular Speed Reducer, Solid Input, Hollow Output, 0.54 hp Input/0.37 hp Output, 40:1 Gear, 43.8 rpm Maximum Output, 540 in-lb Torque Rating

CG Modular Speed Reducer, Type 12 IHO Style Standard, Series: M Series, 40:1 Gear Ratio, 0.54 hp Input/0.37 hp Output, Solid Input, Hollow Output, 0.625/0.6246 in Dia x 1.57 in L Worm Shaft Input, 0.8753/0.8761 in Dia Bore Hollow Output, 43.8 rpm, 1750 rpm, 540 in-lb, 1-3/4 in Centre Distance, 3/16 x 3/32 in Worm and 3/16 x 3/32 in Hollow Keyway, PAO Synthetic Oil Lubrication, Cast Iron, 8.04 in W x 5.5 in D