DAC407440 Bearing 40×74×40mm

Dear Purchasing manager, it is my great pleasure to inform you that we still have 1000pcs of DAC407440 bearing in stock at the moment. Please feel free to contact us though EMAIL or SKYPE if you have request for DAC407440 bearings and we will spare no efforts to satisfy your requirements by rendering you the superior quality, the most competitive prices, premium service and any other specific need.If more details, plz feel free to send me an EMAIL or SKYPE messages.

 Wheel hub bearing (hub bearing) is the main function of bearing and provide accurate guide to the rotation of the wheels, it was under axial load and bear radial load, is a very important component.Traditional car wheel with bearing is combined by two sets of tapered roller bearings or ball bearings, and the installation of the bearing, oil seal and clearance adjustment is carried out on the auto production line.This structure makes it in the car factory assembly difficulty, high cost and poor reliability, and when the car in pits maintenance, also need to clean, oil bearing and adjustment.Wheel hub bearing unit is in the standard angular contact ball bearings and tapered roller bearings, on the basis of it will be two sets of bearing as a whole, has the assembly clearance adjustment performance is good, can be omitted, light weight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance etc, and has been widely used in cars, in a truck also has a tendency to gradually expand the application.