Piston and Piston Hub


We offer single acting and double acting pistons for all major brand mud pumps. Depending upon customer’s preference and applications, we offer both bonded and replaceable piston assembly including

  • Bonded Urethane Piston
  • Replaceable Urethane Piston
  • Bonded Rubber Piston
  • Replaceable Rubber Piston

Piston Hubs

China star piston hubs are made of AISI 4140 heat treated forged alloy steel. They are precisely machined to exact dimensions on CNC lathes. They meet all API tolerances and different temperature applications. They are available in size 3” to 8” in series A, K, B and L for duplex and triplex pumps.


    • Bonded Urethane Piston
    • Replaceable Rubber Piston
    • Double Acting Piston Hub for Replaceable Rubber Piston
    • Piston Hub for Bonded Urethane Piston
    • Single Acting Piston Hub for Replaceable Rubber Piston
Star Zirconia Ceramic Liners are available for all major mud pumps with various bore sizes.
Comparing to regular sleeved liners, our Zirconia liners offer:
Significant longer service.
Better performance.
Safer operation.
Life time cost saving.