40X90X8 mm CRW1 SKF CR Oil Seal (0324)40X90X8 CRW1 R (0. 298 lb) Radial shaft seal with metal case and SKF Wave lip, for oil or grease UPC CODE 85311016391 Radial shaft seals are used between rotating and stationary machine components, or between components in relative motion. CRW1 seals are designed with a metal case, an SKF WAVE lip made of elastomer with higher pumping rate to reduce heat generation, and a garter spring to optimize sealing against the shaft. Most of the seals feature