All Brands
- Basic Parame
- Double outer taper roller bearings
- Series
- 478 /472D
- Model
- 478
- Inner ring
- 472D
- Outer ring
- X2S-478
- Spacer(4)
- Size(mm)
- 65.000
- d
- 120.000
- D
- 65.090
- T
- 53.975
- B
- Rated load，N
- 231000
- Dynamic load（1）C1
- 0.38
- Dynamic load（1）e
- 1.75
- Coefficient（5）Y1
- 2.61
- Coefficient（5）Y2
- 34400
- Dynamic load（2）C90
- 22700
- Dynamic load（2）Ca90
- 59900
- Coefficient（5）C90（2）
- 1.52
- Coefficient（5）K
- Size，mm
- 2.3
- Axis maximum shoulder chamfer radius R(3)
- 77.0
- Shoulder diameterDb
- 0.8
- Bearing housing maximum shoulder chamfer radius r(3)
- 114.0
- Bearing seat shoulder diameter Da
- Pin
- Ka
- Kb
- Coefficient
- 77.2
- G1
- 23
- G2
- 0.1083
- Cg
- Weight
- 3.18
- kg
