The F-219092 features a full complement roller configuration with an increased internal filling of cylindrical rollers, resulting in exceptional radial load capacity, making it suitable for low-speed, heavy-load applications. Model F-219092 Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description - Bearings for hydraulic main pumps and piston pumps in construction machinery - Planetary gear reducers for excavator travel motors and swing motors - Transmission