All Brands
- Basic parameters
- Angular contact ball bearings
- Series
- 7920DF
- Model
- Main Size(mm)
- 100
- d
- 140
- D
- 20
- B
- 40
- 2 B
- 1.1
- r smin 2
- 0.6
- r 1smin 2
- Rated base load
- 48.0
- Dynamic load Cr/kN
- 52.5
- Static load Cor/kN
- 4,900
- Dynamic load Cr/kgf
- 5,350
- Static load Cor/kgf
- Allowable speed(rpm)
- 4,700
- Grease lubrication
- 6,200
- Oil lubrication
- 7920
- Bearing number
- Point of action(mm)
- 44.5
- a
- Mass(kg)
- 0.934
- Single column(about)
- Rated base load
- 78.0
- Dynamic load Cr/(双列) kN
- 105
- Static load Cor/( Double column ) kN
- 7,950
- Dynamic load Cr/( Double column ) kgf
- 10,700
- Static load Cor/( Double column ) kgf
- Allowable speed(rpm)( Double column )
- 3,700
- Grease lubrication
- 5,000
- Oil lubrication
- Bearing number
- DB
- DB
- DF
- DF
- DT
- DT
- Installation relationship size(mm)
- 107
- da minmum
- 107
- db minmum
- 133
- Da maximum
- 135.5
- Db maximum
- 1
- r as maximun
- 0.6
- r 1as maximun
