Detailed description
| Designations | Principal dimensions | Basic load ratings | Fatigue load limit |
Speed ratings | Dimensions | Abutment and illet dimensions | Calculation factors | Mass | |||||||||||||||
| Bearing with cylindrical bore | Bearing with tapered bore | d | D | B | dynamic C | static C0 | Pu |
Reference speed |
Limiting speed |
d2 ≈ |
D1 ≈ |
b | K | r1,2 min |
da min | da max | Da max | ra max | e | Y1 | Y2 | Y0 | |
| – | mm | mm | mm | kN | kN | kN | r/min | mm | – | kg | |||||||||||||
| 238/1180CAFA/W20 | 238/1180CAKFA/W20 | 1180 | 1420 | 180 | 6778 | 18600 | 1080 | 170 | 320 | 1264 | 1355 | – | 12 | 6 | 1203 | – | 1397 | 5 | 0.11 | 6.1 | 9.1 | 6.3 | 575 |
CA, CAC Retaining flanges on the inner ring, guide ring centred on the inner ring, machined brass cage (unless one of the cage design suffixes is specified)
K30 Tapered bore, taper 1:30
F Machined steel cage, inner ring centred
W33 Annular groove and three lubrication holes in the outer ring
C3 Radial internal clearance greater than Normal













