Simmerring® – the original oil seal

For more than 90 years, the traditional Freudenberg brand CFW® has represented innovation, high-quality and technical excellence of sealing technologies. Best proof is the original Simmerring®, a radial shaft seal developed by Walther Simmer at Freudenberg in 1932, branded CFW® ever since. The Simmerring® has gained worldwide recognition and is used in a wide range of applications.

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