The Hallite 764 is a compact seal for light to medium duty hydraulic cylinders. It is a double acting piston seal with single acting capabilities. This makes it an excellent choice for double acting applications where minimal dynamic leakage is required.The Hallite 764 comprises of a tough elastomeric face that is pre-loaded by an O ring. The housing width allows a narrow width piston to be used, but it is recommended that an adequate bearing is mounted on one or both sides of the seal.Housing dimensions for use with Hallite 87 and 506 bearing strip are given in the installation details. For further details on bearing strip grooves, please refer to the appropriate data sheets.For full details and availability please contact your local Hallite Sales office.