The MPP type piston seal is made of Nitrile Rubber vulcanised on a metal insert
It is normally used in pneumatic applications in single and double effect cylinders. The profile with rounded edges improves the sliding and avoids stick-slip.
The groove leads lubricant through the two sealing lips, ensuring the axial movements linearity for a long time.
The sliding direction of the spacers, self-align piston and sleeve in the case of heavy radial loads. The piston presents, on both sides of the internal part, some grooves helping breakaway during the first reverse gear.
For further details, including assembly instructions, and a full list which includes other sizes available please download our Artic Catalogue.