The Freudenberg-NOK AS568-021 SIMRIZ SZ501 is a high-quality seal featuring a 15/16" inner diameter (ID), 1-1/16" outer diameter (OD), and a thickness of 1/16". This product is engineered from durable materials that provide excellent resistance to various chemicals and temperatures, ensuring a long-lasting performance. Compliant with AS568 standards, the SIMRIZ SZ501 is ideal for use in hydraulic and pneumatic applications, where effective sealing is crucial. Its precise dimensions allow for easy installation and a secure fit, effectively preventing leaks and maintaining system integrity.