The two flanges featured on the bar are 1-3/8 inches (35 millimeters) in diameter
ASI 74697-SR4 Semi-Recessed Mounting Collar
the unit requires a rough opening that measures 11-3/8 inches in width by 10-5/8 inches in height by 4 inches in depth
the shelf is designed to provide space where you need it most
Century AO Smith 789A Condenser Motor, 1/3 HP, PSC, 1075 RPM, 460V Frame Type-Angle The two flanges featured onFeatures: Reversible quick connect terminals, Extended thru bolts shaft end only, 60 degree C ambient, Capacitor not included, 26" leads, Includes conduit box Item: Condenser Fan Motor, Motor Type: PSC, HP: 1 3, Nameplate RPM: 1075, Voltage: 460, Enclosure: Totally Enclosed, Rotation: CW CCW, Hz: 60, Phase: 1, Speeds: 1, Bearings: Ball, Shaft Number: 1, Shaft Length: 6. 06", Shaft Dia.: 0. 5", Thermal Protection: Yes, Cooling: Air Over, Capacitor: 7.