High-quality Polini PTFE / FKM shaft seal with dimensions 22,7x47,05x7 / 7.5mm for the transmission side of the crankcase of 50-125cc Vespa scooters Classic circuit.
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.
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.
