O-ring seal / circular / elastomer / single-acting
Turcon® Stepseal® K Trelleborg Sealing Solutions



  • Type:


  • Configuration:


  • Material:


  • Other characteristics:

    single-acting, dynamic

  • Temperature limit:

    Min.: -54 °C (-65 °F)

    Max.: 200 °C (392 °F)

  • Pressure limit:

    41,400,000 Pa (6,005 psi)

  • Diameter:

    Min.: 9 mm

    Max.: 406 mm


The Turcon® Stepseal® K comes as a technically premium design and satisfied the demands of a dynamic seal and has retained these properties over the years. It is a single-acting sealing component built from high-quality Turcon® materials designed with excellent sliding and damage resistance characteristics, including leakage-free feature in static systems and active environments.

The Turcon® Stepseal® K operates at -54°C to +200°C temperature range and at 41.4 MPa constant pressure. It is available in various sizes applicable to all MIL-G-5514F and Trelleborg Sealing Solutions standards with an O-Ring as the activating element.