All Brands
- Basic parameters
- The imperial tapered roller bearings
- Series
- 4T-28990/28920
- Model
- Main Size(mm)
- 61.976
- d
- 101.6
- D
- 24.608
- T
- 24.608
- B
- 19.845
- C
- Rated base load
- 90.5
- Dynamic load Cr/kN
- 134
- Static load Cor/kN
- 9,200
- Dynamic load Cr/kgf
- 13,600
- Static load Cor/kgf
- Allowable speed(rpm)
- 3,500
- Grease lubrication
- 4,700
- Oil lubrication
- Bearing number
- 4T-28990/28920
- Bearing number
- Installation relationship size(mm)
- 72
- da
- 68
- db
- 90
- Da
- 97
- D b
- 2
- r as max
- 3.3
- r 1as max
- Point of action(mm)
- 1.7
- a
- Constant
- 0.43
- e
- Axial load factor
- 1.41
- Y 2
- 0.78
- Y 0
- Weight(about)kg
- 0.768
- Weight
