All Brands
- Basic Parame
- Single row taper roller bearings
- Series
- 22778/22721
- Model
- 22778
- Inner ring
- 22721
- Outer ring
- Size(mm)
- 41.275
- d
- 82.550
- D
- 26.195
- T
- Rated load，N
- 86000
- Dynamic load（1）C1
- 0.40
- coefficient（5）e
- 1.49
- Coefficient（5）Y
- 22300
- Dynamic load（2）C90
- 15300
- Dynamic load（2）Ca90
- 1.45
- Coefficient（5）K
- 115000
- Static load Ca90
- Bearing
- 26.988
- B
- 20.638
- C
- -6.4
- a(3)
- axis
- 3.5
- Maximum shoulder chamfer radius R（4）
- 49.0
- Shoulder diameterda
- 55.0
- Shoulder diameter db
- Bearing housing
- 0.8
- Maximum shoulder chamfer radiusr（4）
- 77.0
- Shoulder diameter Da
- 73.0
- Shoulder diameter Db
- Cage
- 1.90
- Aa
- 1.10
- Ab
- Coefficient
- 33.9
- G1
- 15.3
- G2
- 0.0841
- Cg
- Weight
- 0.63
- kg
