SCS, INC. DA114: Single acting scraper, Excellent choice for medium duty and heavy duty hydraulic applications. Designed to be machined out of Nylon PA66 for use in mill duty cylinders to remove “Steel Slag”. The outer lip keeps contaminants from entering the system from outside of the wiper groove. U-style style wipers are commonly made of Hytrel for use in Japanese hydraulics and telescopic cylinders. The snap in design allows for easy installation and is an outstanding choice for large rod diameters. Extremely adaptive possibilities for diverse temperatures and media with a wide selection of seal materials. Available in standard, metric and custom sizes from 0-200″ in diameter.