The AS568-431 backup ring features a 5-1/4" inner diameter and a 5-3/4" outer diameter, crafted from high-quality PTFE material. This white spiral backup is designed to enhance sealing performance in various applications, ensuring durability and resistance to wear. With a thickness of 1/4", it meets industry standards for reliability. Ideal for use in hydraulic and pneumatic systems, this backup ring is compatible with a range of seals, providing optimal support and preventing extrusion. Trust Freudenberg-NOK for superior sealing solutions.
