All Brands
- Basic parameters
- The imperial tapered roller bearings
- Series
- 4T-02878/02820
- Model
- Main Size(mm)
- 34.925
- d
- 73.025
- D
- 22.225
- T
- 22.225
- B
- 17.462
- C
- Rated base load
- 56.5
- Dynamic load Cr/kN
- 68
- Static load Cor/kN
- 5,750
- Dynamic load Cr/kgf
- 6,900
- Static load Cor/kgf
- Allowable speed(rpm)
- 5,300
- Grease lubrication
- 7,000
- Oil lubrication
- Bearing number
- 4T-02878/02820
- Bearing number
- Installation relationship size(mm)
- 42.5
- da
- 42
- db
- 62
- Da
- 68
- D b
- 0.8
- r as max
- 3.3
- r 1as max
- Point of action(mm)
- 3.9
- a
- Constant
- 0.45
- e
- Axial load factor
- 1.32
- Y 2
- 0.73
- Y 0
- Weight(about)kg
- 0.425
- Weight
