Continental - Model 151 Series -Multistage Centrifugal Blowers

Number Of Stages: 1 thru 7 (cast) - 1 thru 8 (fabricated). Inlet Connection: 12" (305 mm) flange, matches 125# ANSI. Outlet Connection: 12" (305 mm) flange, matches 125# ANSI. Operating Speed: 3550 rpm in direct drive (60Hz). Lubrication: Oil type with constant level. Impeller Diameter: 25" (636 mm). Impeller Tip Speed: 390 fps (119 m/sec). Drive: Direct drive or gear box or V-belts. Vibration Tolerance: 1.25 mils peak-to-peak (4.5 mm /s). Shaft End: 2" 3/8 (60 mm ), inlet end drive standard.