3-7/8" ID X 4-1/4" OD X 3/16" HT

This loaded lip seal is supplied in Polyurethane (AU/EU) built to a 3-7/8 inch inside diameter, a 4-1/4 inch outside diameter, and a height of 3/16 inch, catalogued under part number L18703875. It delivers low-friction dynamic sealing with strong resistance to pressure spikes. This item is further identified as Loaded Lip Seal (standard) Urethane.

The compound resists petroleum oils, ozone, and extrusion under high pressure. Polyurethane (AU/EU) is valued for very high tensile strength and load capacity, long wear life in dynamic reciprocating service. Verify compatibility before use with ketones or hot water and steam.

Typical settings include hydraulic cylinders, construction machinery, and high-pressure fluid power.

Reference part number L18703875 when ordering; the item is sold individually. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.