All Brands
- Basic Parame
- Single row taper roller bearings
- Series
- 748-S/742
- Model
- 748-S
- Inner ring
- 742
- Outer ring
- Size(mm)
- 76.200
- d
- 150.089
- D
- 44.450
- T
- Rated load，N
- 294000
- Dynamic load（1）C1
- 0.33
- coefficient（5）e
- 1.84
- Coefficient（5）Y
- 76300
- Dynamic load（2）C90
- 42500
- Dynamic load（2）Ca90
- 1.80
- Coefficient（5）K
- 417000
- Static load Ca90
- Bearing
- 46.672
- B
- 36.512
- C
- -11.9
- a(3)
- axis
- 3.5
- Maximum shoulder chamfer radius R（4）
- 87.0
- Shoulder diameterda
- 93.0
- Shoulder diameter db
- Bearing housing
- 3.3
- Maximum shoulder chamfer radiusr（4）
- 142.0
- Shoulder diameter Da
- 134.0
- Shoulder diameter Db
- Cage
- 1.90
- Aa
- 1.20
- Ab
- Coefficient
- 160
- G1
- 26.3
- G2
- 0.0898
- Cg
- Weight
- 3.65
- kg
