For sale is a NEW Boston F633AF-50-B7-T1 Geared Motor 1750 inp rpm; 1.55 inp HP; 2750 Output torque; Contr. N B-95454*10 Manual for Gear Head here According to this manual this gear head is Quill type; 600A series; reducer size 3; number of reductions 3; Output flange mounted; input bore size 0.875; nema mtg 140TC/180C Gear ratio - 50:1 Approx. output RPM with this motor - 35 RPM Leeson C145T17DC3D motor 3 PH; 208-230/460 V; 4.6/2.3 FLA; 5/2.5 SFA; 1.5 HP; 60 Hz; 1740 RPM; It wasn't ever mounted (see last 2 pic) Electrical box also still closed. Shaft - 1-1/4" This unit has storage rust.