All Brands
- Basic parameters
- Self-aligning ball bearing
- Series
- 1218
- Model
- Main Size(mm)
- 90
- d
- 160
- D
- 30
- B
- 2
- r smin 1
- Rated base load
- 57
- Dynamic load Cr/kN
- 23.5
- Static load Cor/kN
- 5,800
- Dynamic load Cr/kgf
- 2,390
- Static load Cor/kgf
- Allowable speed(rpm) 1
- 3,300
- Grease lubrication
- 3,800
- Oil lubrication
- Bearing number
- 1218
- Cylindrical hole
- 1218K
- Tapered hole 2
- Installation relationship size(mm)
- 99
- d a minmum
- 151
- D a maximum
- 2
- r as maximum
- Constant
- 0.17
- e
- Axial load factor
- 3.76
- Y1
- 5.82
- Y2
- 3.94
- Y0
- Weight(kg)(about)
- 2.51
- cylindrical bore
- 2.47
- tapered bore
