All Brands
- Basic Parame
- Double outer taper roller bearings
- Series
- 387A/384ED
- Model
- 387A
- Inner ring
- 384ED
- Outer ring
- X1S-387
- Spacer(4)
- Size(mm)
- 57.150
- d
- 100.000
- D
- 49.200
- T
- 39.675
- B
- Rated load，N
- 147000
- Dynamic load（1）C1
- 0.35
- Dynamic load（1）e
- 1.91
- Coefficient（5）Y1
- 2.84
- Coefficient（5）Y2
- 21800
- Dynamic load（2）C90
- 13200
- Dynamic load（2）Ca90
- 38000
- Coefficient（5）C90（2）
- 1.65
- Coefficient（5）K
- Size，mm
- 3.5
- Axis maximum shoulder chamfer radius R(3)
- 69.0
- Shoulder diameterDb
- 0.8
- Bearing housing maximum shoulder chamfer radius r(3)
- 93.0
- Bearing seat shoulder diameter Da
- Pin
- Ka
- Kb
- Coefficient
- 42
- G1
- 15.7
- G2
- 0.0859
- Cg
- Weight
- 1.43
- kg
