R21 Product Introduction

Single acting lip seal, symmetrical lip design can be used as a piston or piston rod seal with pre-tightened O-rings for low pressure and short stroke applications. The sharp sealing lip has a good sealing effect on high viscosity fluids.

  • Application location: Hydraulic cylinder piston rod or plunger
  • Advantages: Easy to install, good sealing performance
  • Material: Polyurethane, rubber