Add to Wishlist Raasm 3CA/40111NHH-55 1 1/2" Diaphragm Pump Raasm 1 1/2" Diaphragm Pump Aluminum/Hytrel Diaphragm Transfer Pumps Body/Diaphragm Description Part # Ratio Max. Air psi (bar) Typical Application Flow Rate gpm ... MSRP: $1,329.00