ACS Ancaster Conveying Aero-Flow Pneumatic Rotary Airlock Valve 6x14" Flange

In Good Used Condition.
 Aero-Flow Pneumatic Blow-Thru Airlock Valve.
Rectangle flange material inlet to 4" pipe outlet with 3" air inlets on each side.
Flange opening: 6-3/4" x 13-1/2"
Flange OD: 10-3/8" x 18"
Flange bolt hole dia:  13/32" untapped  (16-bolt)
10-blade rotor 3-3/4" blade height.
1-7/8" shaft dia x 3-1/2" length.
17-1/2" overall height.