All Brands
- Basic parameters
- Double row cylindrical roller bearings
- Series
- NNU4928
- Model
- Main Size(mm)
- 140
- d
- 190
- D
- 50
- B
- 1.5
- r smin 1
- Rated base load
- 227
- Dynamic load Cr/kN
- 470
- Static load Cor/kN
- 23,100
- Dynamic load Cr/kgf
- 48,000
- Static load Cor/kgf
- Allowable speed(rpm)
- 3,000
- Grease lubrication
- 3,600
- Oil lubrication
- Size(mm)
- 156
- Fw
- 178
- Ew
- Installation relationship size(mm)
- 148
- d a minmum
- 152
- d b minmum
- 154
- d cmaximum
- 158
- d d minmum
- 182
- Da maximum
- 182
- D b maximum
- 180
- D bminmum
- 1.5
- r as maximum
- Weight(about)kg
- 3.94
- NNU Cylindrical hole
- 3.76
- NNU Tapered hole
- 3.76
- NN Cylindrical hole
- 3.58
- NN Tapered hole
