Spherical Roller Bearing 22228 CCK/C3W33

Spherical roller bearing has a high load carrying capacity for radial load and axle load in two directions. It especially suitable for carrying heavy loads and impact loads but this type of bearing permits a lower limiting speed.

1. Internal Structure and Retainer Material Variation

 C:         Symmetrical roller, Stamped Steel retainer

 CA:      Symmetrical roller, one-pice brass cage

 CTN1:  Symmetrical roller,  nylon cage

 Q:         Bronze cage

2.External form change

 K:        Tapered bore bearing,taper is 1:12

 K30:    Tapered bore bearing,taper is 1:30

 N:        A snap ring groove on the outer ring

 C     Features a stamped steel cage and stengthened symmetric roller.As a second generation design,these bearing designs are optimized to offer considerably higher load ratings than conventional designs for a broad range of application and long service life.

 CA  The alternative design of the second generation,these bearings feature a precision-machined brass cage and strengthened symmetric roller and are equivalent to C design in load rating.They are used to exchange with C design,partticularly for large sizeds.

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