A further development of the standard Turcon® AQ Seal®, the double-acting Turcon® AQ Seal® 5 CR incorporates an elastomer Quad-Ring® / X-Ring and an elastomer or polyurethane Bean Seal in the dynamic sealing face. It is energized by two O‑Rings to improve sealing behavior. Available in Turcon® or Zurcon® materials. This version includes an integrated Back-up Ring. The O-Ring is not included with this item.