3-3/8" ID X 4" OD X 5/16" HT

Part number L31203375312B is a Polyurethane (AU/EU) Type B Loaded Lip Seal built to a 3-3/8 inch inside diameter, a 4 inch outside diameter, and a height of 5/16 inch. A loaded lip seal uses a flexible sealing lip energized by system pressure to hold a tight seal on a moving rod or piston. Source specification: Loaded Lip Seal (type B) Urethane.

The material holds up against abrasion and wear, impact and shock loading, and extrusion under high pressure. Polyurethane (AU/EU) is specified for outstanding extrusion resistance at elevated pressure, very high tensile strength and load capacity.

It sees regular use in mining and heavy equipment, hydraulic cylinders, and off-highway equipment.

This item is sold individually under part number L31203375312B. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.