... ,Mutually beneficial 4,Joint developmen Self-aligning roller bearing Mutually beneficial, With quality, Quality excellence.Enterprise ... industry fresh air.Staff objectives: Choi-chi, with a minor, win-win progress self-aligning ball bearing Mutually beneficial ... hundred years the name Enterprise, the industry fresh air.Bearing numbersBoundary dimensions(mm)Basic load ratings(KN)Mass13115512029251. ...