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 | |||||||||||||
| 248/1800CAFA/W20 | 248/1800CAK30FA/W20 | 1800 | 2180 | 375 | 20274 | 63000 | 3050 | 75 | 140 | 1932 | 2060 | – | 12 | 9.5 | 1834 | – | 2146 | 8 | 0.15 | 4.5 | 6.7 | 4.5 | 2900 |
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
FA Machined steel cage, outer ring centred
C3 Radial internal clearance greater than Normal
W20 Three lubrication holes in the outer ring













