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Back-Up Ring STU

Design Sketch
Installation Sketch

Description

  • Concave cross section
  • Excellent sealing effect
  • High wear resistance
  • High pressure creep resistance
  • Low deformation due to larger contact surface of the O-ring
  • High extrusion reliability
  • Long service life
  • Extension of the application range of o-rings
  • Prevents gap extrusion with radial sealing O-rings

Most commonly used in the following applications:

  • Hydraulic valves
  • Pipe fittings for general industry
  • Ball valves
  • Cylinder base and head

PRD(EU) - 20250120.4