Bearing Description of ZYSL 61903 bearing 17*30*7mm deep groove ball bearing 61903
ZYSL 61903 bearing 17*30*7mm deep groove ball bearing 61903 is the most common type of rolling bearing. The basic deep groove ball bearing consists of an outer ring, an inner circle, a set of steel balls and a set of maintenance frames.
ZYSL 61903 bearing 17*30*7mm deep groove ball bearing 61903 is sealed and open two kinds of structure, open without sealing structure refers to the bearing, seal type deep groove ball into dust seal and oil seal. The dust - proof sealing material is a sheet metal stamping, which simply prevents the dust from entering the bearing roller. The oil-proof type is the contact oil seal, which can effectively prevent the grease spillover inside the bearing.
Parameters of ZYSL 61903 bearing 17*30*7mm deep groove ball bearing 61903
