single row cylindrical roller bearing

No inner or outer wall of the cylindrical roller bearing, the inner and outer ring can be relative to the axial movement, so it can be used as a free end bearings. On either side of the inner and outer double wall, rings the other side of a single row cylindrical roller bearing, can withstand a certain degree of axial load direction. General use of steel stamping cage, or copper alloy solid cage. But there are also part of the use of polyamide forming cage.