... quality materail, PTFE, FKM, the oil seal can promise use for long life Features: 1) Working temp. range: -93oC to 250oC2 ... , Material: FPM / ACM (Polyacrylate), Dust Cover: With dust lipOEM NO.RENAULT TRUCKS:50 00 133 701 Crankshaft oil seal Use for RENAULT TRUCKS