All Brands
- Basic Parame
- Double outer taper roller bearings
- Series
- 778/774D
- Model
- 778
- Inner ring
- 774D
- Outer ring
- X1S-778
- Spacer(4)
- Size(mm)
- 92.075
- d
- 180.975
- D
- 104.775
- T
- 85.725
- B
- Rated load，N
- 558000
- Dynamic load（1）C1
- 0.39
- Dynamic load（1）e
- 1.75
- Coefficient（5）Y1
- 2.61
- Coefficient（5）Y2
- 83100
- Dynamic load（2）C90
- 54800
- Dynamic load（2）Ca90
- 145000
- Coefficient（5）C90（2）
- 1.51
- Coefficient（5）K
- Size，mm
- 3.5
- Axis maximum shoulder chamfer radius R(3)
- 111.0
- Shoulder diameterDb
- 1.5
- Bearing housing maximum shoulder chamfer radius r(3)
- 168.0
- Bearing seat shoulder diameter Da
- Pin
- -
- Ka
- Kb
- Coefficient
- 227
- G1
- 41.3
- G2
- 0.1067
- Cg
- Weight
- 11.73
- kg
