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

Part number L37504500625B is a Polyurethane (AU/EU) Type B Loaded Lip Seal measuring a 4-1/2 inch inside diameter, a 5-1/4 inch outside diameter, and a height of 5/8 inch. A loaded lip seal maintains contact with the sealing surface even as clearances change under load. This item is further identified as Loaded Lip Seal (type B) Urethane.

Polyurethane (AU/EU) is specified for toughness that outperforms conventional rubber compounds and outstanding extrusion resistance at elevated pressure. The compound resists petroleum oils, abrasion and wear, and ozone. It should not be specified for service in ketones or acids and bases.

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

Order part number L37504500625B, sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.