1445 Oil Seal Rotary (OEM Genuine Part) Overview The 1445 Oil Seal is a Rotary OEM genuine replacement part designed for use in Briggs & Stratton rotary engine applications. It provides a reliable seal to prevent oil leakage around the crankshaft area, helping maintain proper lubrication and protecting internal engine components from contamination. Built to OEM specifications, this oil seal ensures correct fitment, durability, and long service life in demanding outdoor power equipment conditions. Product Details Part Number: 1445 Brand: Rotary OEM Status: OEM Genuine Part Part Type: Oil Seal Application: Crankshaft oil sealing Function Prevents engine oil leaks Maintains proper internal lubrication Protects engine from dirt and debris intrusion Supports reliable and efficient engine operation Compatibility Compatible with select Briggs & Stratton rotary engines and related outdoor power equipment.Always confirm your engine model before ordering. Replaces Briggs & Stratton: 391086, 391086S John Deere: LG391086S