The Atlas 5650437 Oil Seal BASL is a genuine Atlas Copco replacement component, precision-engineered for critical sealing applications. This high-quality oil seal features an inner diameter of 100 mm, an outer diameter of 125 mm, and a width of 12 mm. It is specifically designed to provide effective containment of lubricants and prevent contaminants in Atlas Copco GA series air compressors, ensuring optimal equipment performance and extended operational life.