[Tolerance] The basic type of spherical roller bearings with radial bearings to the general tolerances. [Bearing clearance] The basic types of spherical roller bearings using common group "clearance (no suffix letters) to adapt to different work environments and installation requirements, but also provide large clearance spherical roller bearings. Suffix C3 represents more than normal Level of the game group, the suffix C4 said the radial clearance greater than C3. [Lubricating oil tank] For the convenience of lubrication, spherical roller bearing outer ring on the circumferential direction of a lubricating oil groove and three lubricating oil hole diameter less than 320MM This type of bearing the suffix "S." Said 2222E series and 223E series of the same size bearing is not limited.
Steel Retractable Tape Measure
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