HNA offers a full line of pistons for duplex and triples mud pumps. All API types are available. Among these are:

Bonded Rubber Pistons

Our premium pistons are fully interchangeable with other API standard designed pisons and deliver maximum performance in almost all drilling conditions.

Premium Bonded Urethane Pistons
This one piece bonded constructed piston has no joints to leak. Eliminates abrasive fluids between piston and liner.

Piston Rubber with Replacement Rubbers

Bonded consrtuction-no joints, no leakage. Longer piston and liner life. This piston will run in higher-pressure, fast stroking pumps, and is resistant to oil base muds and other additives currently being used. This Premium Piston has been in service for years, providing unmatched performance under exreme drilling conditions.