The AS568-257 PTFE White Spiral Backup from Freudenberg-NOK features a 5-7/8" inner diameter and a 6-1/8" outer diameter, with a thickness of 1/8". This backup ring is designed to improve sealing performance in dynamic applications, providing excellent resistance to chemicals and high temperatures. Constructed from high-quality PTFE, it ensures durability and reliability in various industrial environments. The spiral design allows for easy installation and effective sealing under pressure, making it a reliable choice for hydraulic and pneumatic systems.
