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Text version of the page
| THE CODE OF ROLLING BEARINGS | |||||||||||||||||||||||||||||||||||||||||
| Clearance code: | |||||||||||||||||||||||||||||||||||||||||
| /C1 | Clearance confirms to standard 1 group Clearance confirms to standard 2 group Clearance confirms to standard 0 group Clearance confirms to standard 3 group Clearance confirms to standard 4 group Clearance confirms to standard 5 group The clearance is not current standard | ||||||||||||||||||||||||||||||||||||||||
| /C2 | |||||||||||||||||||||||||||||||||||||||||
| /C3 /C4 /C5 /C9 | |||||||||||||||||||||||||||||||||||||||||
| Tolerance degree: | |||||||||||||||||||||||||||||||||||||||||
| /P0 | Dimensional and running accuracy confirms to ISO tolerance class 0 Dimensional and running accuracy confirms to ISO tolerance class 6 Dimensional and running accuracy confirms to ISO tolerance class 6X Dimensional and running accuracy confirms to ISO tolerance class 5 Dimensional and running accuracy confirms to ISO tolerance class 4 Dimensional and running accuracy confirms to ISO tolerance class 2 Dimensional accuracy approximately to tolerance P5 and running accuracy approximately to tolerance P4 Dimensional accuracy approximately to tolerance P4 and running accuracy better than P4 | ||||||||||||||||||||||||||||||||||||||||
| /P6 /P6x /P5 /P4 /P2 /SP /UP | |||||||||||||||||||||||||||||||||||||||||
| Arrangement code: | |||||||||||||||||||||||||||||||||||||||||
| D Two sets bearings T Three sets bearings Q Four sets bearings F Five sets bearings S Six sets bearings | B Back to back mounting F Face to Face mounting T Tandem mounting BT Back to back and tandem mounting FT Face to face and tandem mounting | ||||||||||||||||||||||||||||||||||||||||
| Other: | |||||||||||||||||||||||||||||||||||||||||
| Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +150OC Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +200OC Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +250OC Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +300OC Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +350OC Three lubrication holes in the outer ring Six lubrication holes in the inner ring Annular groove and three lubrication holes in the outer ring Annular groove and six lubrication holes in the outer ring Six lubrication holes in the inner ring and annular groove and three lubrication holes in the outer ring Six lubrication holes in inner ring and three lubrication holes in outer ring | |||||||||||||||||||||||||||||||||||||||||
| /S0 /S2 /S3 /S4 /W20 /W26 /W33 /W33X /W513 /W518 | |||||||||||||||||||||||||||||||||||||||||
| EXAMPLE: 24156 CAK30FA/C3/W33 CA-Spherical roller bearing of C design, but with retaining flanges on the inner ring and a machined cage K30-Tapered bore, taper 1:30 FA-Machined steel or special cast iron cage; outer ring centred C3-Clearance confirms to standard 3 group W33-Annular groove and three lubrication holes in the outer ring | |||||||||||||||||||||||||||||||||||||||||