5 HP Executive Impeller. Closed face impeller made for the Executive pump by Waterway Plastics. Rated at 5.0hp, it is used in a Waterway Executive pump wetend, and must be installed on a 5.0hp (or greater) thru bolt motor. Shaft seal sold separately Impeller Type : Closed Face Impeller Diameter OD : 4-1/2" Vane Width ID : 9/16" Eye Diameter OD : 2-3/8" Eye Length : 15/16" Impeller Width OD : 7/8" Seal Seat Depth : 3/4" Shaft Length : 1-1/4" Shaft Diameter OD : 5/8" Seal Seat Diameter OD : 1-3/8"