All Brands
- Basic parameters
- Double row cylindrical roller bearings
- Series
- NNU4972
- Model
- Main Size(mm)
- 360
- d
- 480
- D
- 118
- B
- 3
- r smin 1
- Rated base load
- 1,290
- Dynamic load Cr/kN
- 3,250
- Static load Cor/kN
- 131,000
- Dynamic load Cr/kgf
- 330,000
- Static load Cor/kgf
- Allowable speed(rpm)
- 1,100
- Grease lubrication
- 1,300
- Oil lubrication
- Size(mm)
- 398
- Fw
- ―
- Ew
- Installation relationship size(mm)
- 373
- d a minmum
- 383
- d b minmum
- 394
- d cmaximum
- 402
- d d minmum
- 467
- Da maximum
- ―
- D b maximum
- ―
- D bminmum
- 2.5
- r as maximum
- Weight(about)kg
- 57
- NNU Cylindrical hole
- 54.4
- NNU Tapered hole
- ―
- NN Cylindrical hole
- ―
- NN Tapered hole
