All Brands
- Basic Parame
- Single row taper roller bearings
- Series
- 558A/552A
- Model
- 558A
- Inner ring
- 552A
- Outer ring
- Size(mm)
- 60.325
- d
- 123.825
- D
- 38.100
- T
- Rated load，N
- 177000
- Dynamic load（1）C1
- 0.35
- coefficient（5）e
- 1.73
- Coefficient（5）Y
- 45800
- Dynamic load（2）C90
- 27100
- Dynamic load（2）Ca90
- 1.69
- Coefficient（5）K
- 248000
- Static load Ca90
- Bearing
- 36.678
- B
- 30.162
- C
- -9.4
- a(3)
- axis
- 3.5
- Maximum shoulder chamfer radius R（4）
- 69.0
- Shoulder diameterda
- 76.0
- Shoulder diameter db
- Bearing housing
- 3.3
- Maximum shoulder chamfer radiusr（4）
- 116.0
- Shoulder diameter Da
- 109.0
- Shoulder diameter Db
- Cage
- 2.30
- Aa
- 1.20
- Ab
- Coefficient
- 91
- G1
- 21.1
- G2
- 0.1108
- Cg
- Weight
- 2.07
- kg
