All Brands
- Basic Parame
- Single row taper roller bearings
- Series
- 545112/545139
- Model
- 545112
- Inner ring
- 545139
- Outer ring
- Size(mm)
- 285.750
- d
- 354.012
- D
- 33.338
- T
- Rated load，N
- 253000
- Dynamic load（1）C1
- 0.49
- coefficient（5）e
- 1.22
- Coefficient（5）Y
- 65500
- Dynamic load（2）C90
- 55200
- Dynamic load（2）Ca90
- 1.19
- Coefficient（5）K
- 596000
- Static load Ca90
- Bearing
- 31.750
- B
- 22.225
- C
- 32.8
- a(3)
- axis
- 3.5
- Maximum shoulder chamfer radius R（4）
- 298.0
- Shoulder diameterda
- 302.0
- Shoulder diameter db
- Bearing housing
- 3.3
- Maximum shoulder chamfer radiusr（4）
- 345.0
- Shoulder diameter Da
- 338.0
- Shoulder diameter Db
- Cage
- 5.70
- Aa
- 2.90
- Ab
- Coefficient
- 1020
- G1
- 477
- G2
- 0.1446
- Cg
- Weight
- 6.28
- kg
