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SKF NNU 4172 M bearing factory direct supply are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. SKF NNU 4172 M bearing factory direct supply can ensure high quality for more than 80% raw material of SKF NNU 4172 M bearing factory direct supply provided by the steel plant.Explorer series bearing of SKF NNU 4172 M bearing factory direct supply are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of SKF NNU 4172 M bearing factory direct supply have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .