4-3/4" ID X 5-1/2" OD X 5/8" HT

L37504750625B is a Polyurethane (AU/EU) Type B Loaded Lip Seal built to a 4-3/4 in inside diameter, a 5-1/2 in outside diameter, and a height of 5/8 in. In service, this loaded lip seal combines a preloaded lip with pressure activation for consistent dynamic sealing. The catalog record notes: Loaded Lip Seal (type B) Urethane.

As a material, Polyurethane (AU/EU) is valued for exceptional abrasion resistance and long wear life in dynamic reciprocating service. This material stands up to impact and shock loading, petroleum oils, and extrusion under high pressure.

Maintenance and OEM teams specify it across construction machinery, high-pressure fluid power, and press and forming equipment.

L37504750625B ships individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.