All Brands
- Basic Parame
- Single row taper roller bearings
- Series
- 78255X/78571
- Model
- 78255X
- Inner ring
- 78571
- Outer ring
- Size(mm)
- 64.987
- d
- 144.983
- D
- 36.000
- T
- Rated load，N
- 158000
- Dynamic load（1）C1
- 0.87
- coefficient（5）e
- 0.69
- Coefficient（5）Y
- 41100
- Dynamic load（2）C90
- 60900
- Dynamic load（2）Ca90
- 0.67
- Coefficient（5）K
- 193000
- Static load Ca90
- Bearing
- 32.923
- B
- 23.007
- C
- 7.9
- a(3)
- axis
- 3.5
- Maximum shoulder chamfer radius R（4）
- 79.0
- Shoulder diameterda
- 89.0
- Shoulder diameter db
- Bearing housing
- 3.5
- Maximum shoulder chamfer radiusr（4）
- 132.0
- Shoulder diameter Da
- 118.0
- Shoulder diameter Db
- Cage
- 6.90
- Aa
- 4.40
- Ab
- Coefficient
- 62.6
- G1
- 19.1
- G2
- 0.0884
- Cg
- Weight
- 2.52
- kg
