Wda Wiper Seals

The Spareage type WDA Wiper Seals is a double function seal.
The function of the double lip wiper WS is to prevent dust, dirt and moisture from entering in the cylinder. This is achieved by a special design which largely prevents scoring, protects the guiding parts and extends the service life of the seal. In addition, the sealing lip is facing the media, reduces the residual oil film. Providing a simple grove design this wiper is supplied as a continuos ring for easy installation into the groove. Spareage type WS wiper is also available in polyurethane. Due to excellent wear resistance properties of polyurethane, the life expected is 3 times that of NBR.