A set of high-quality Polini evolution PTFE/FKM shaft seals for D50B0 and EBE/EBS, Minarelli AM engines. 20x35x7.
Explanation: The difference between FPM, FKM, Viton®
Behind the abbreviations or names mentioned is the identical basic material - fluororubber. FKM is the abbreviation for fluoroelastomers according to the American ASTM standard. Viton®, on the other hand, is a trademark of the company DuPont Performance Elastomers. In our range, all fluoro rubber articles are designated with the abbreviation FKM.