The AS568-339 SIMRIZ SZ134 is a precision-engineered seal featuring a 3-1/4" inner diameter and a 3-5/8" outer diameter, with a thickness of 3/16". Manufactured by Freudenberg-NOK, this seal is designed for high-performance applications, offering excellent resistance to chemicals and extreme temperatures. The SZ134 meets stringent industry standards, ensuring compatibility with a variety of systems. Its durable construction makes it suitable for both hydraulic and pneumatic applications, providing a secure and long-lasting seal that enhances operational efficiency.