For sale is a Stainless Steel Centrifugal Blower Fan, previously used with a 5 HP, 1,750 RPM AC Motor. 12-1/4" Overall diameter. 6-1/4" Overall depth. 1-1/8" Diameter center bore with key-way for shaft mounting. (2) Identical units available. NOTE: This is an ALL stainless steel construction. The frame, blades, tie-rods and even the set-screws are all stainless steel. The 5 HP Motor IS AVAILABLE SEPARATELY.