Chicago Pneumatic
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CP 0077 Sludge Pump


Weight: 179.7 lbs

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The CP 77 sludge pump easily handles water containing 15% solids and particles up to 1" (25 mm) in size. It is suitable for pumping seawater and certain corrosive chemicals.

  • Operates on venturi/ejector principle - no motor or diaphragm to wear out.
  • Exhaust muffler - reduces sound level

Not intended for pumping flammable fluids


Weight lbs 152
Water Outlet in
Max Suction Lift ft 20
Air Consumption cfm 85
Air Inlet in ¾ NPT
Performance gal/min 90-36 at 136 ft
Water Inlet in
Dimensions in 23 x 17¾
Max Solids Size in 1
Max Solid Content   15%
Max Head ft 173.9


Spare Parts List
Safety & Operating Instructions


Inlet Hose Nipple - 3" unthreaded x 2½" BSP F027762   Contractors Air Hose - 50' AIRH-19-50R
Outlet Nipple - 2½" NPT Both Ends R146385   Whip Check WCSML
Outlet Nipple - 2½" NPT, Street Elbow R146383      


  • Model: CP-T024005