SFC KOENIG®, a Unit of IDEX Corporation, is a global leader in sealing and flow control technology and the original inventor of the one-piece, metal-to-metal sealing solution. Our products – including the KOENIG EXPANDER®, KOENIG CHECK VALVE® and KOENIG RESTRICTOR® – are recognized for best-in-class performance in critical sealing and flow control applications across industries such as automotive, transportation, hydraulics, marine, medical, aerospace, and more. With custom applications, engineering support, and unmatched reliability, our products have been used in more than 3 billion global installations and maintain failure rates less than 1 PPM (Parts Per Million). SFC KOENIG was founded in 1927 and is based in Dietikon, Switzerland. We operate subsidiaries in the USA, Germany, and China, and maintain a network of distribution partners throughout the world. With processes certified to strict international standards, including IATF 16949, ISO 9001 and ISO 14001, our high-performance sealing and flow control solutions meet the most stringent levels of quality, safety and security. As a member of the IDEX family of companies, everyone at SFC KOENIG is dedicated to continual improvement and an in-depth understanding of our customers’ needs; consistently providing products and services that meet or exceed expectations. We are committed to the responsible use of resources and protecting our environment. We work constructively to ensure a healthy, safe, and rewarding workplace for all our associates, and we believe in making a positive impact on the communities where we work and live.