All Brands
- Basic parameters
- Double row cylindrical roller bearings
- Series
- NN4960K
- Model
- Main Size(mm)
- 300
- d
- 420
- D
- 118
- B
- 3
- r smin 1
- Rated base load
- 1,200
- Dynamic load Cr/kN
- 2,800
- Static load Cor/kN
- 122,000
- Dynamic load Cr/kgf
- 285,000
- Static load Cor/kgf
- Allowable speed(rpm)
- 1,300
- Grease lubrication
- 1,500
- Oil lubrication
- Size(mm)
- 339
- Fw
- 391
- Ew
- Installation relationship size(mm)
- 313
- d a minmum
- 323
- d b minmum
- 335
- d cmaximum
- 343
- d d minmum
- 407
- Da maximum
- 407
- D b maximum
- 394
- D bminmum
- 2.5
- r as maximum
- Weight(about)kg
- 48.6
- NNU Cylindrical hole
- 46.4
- NNU Tapered hole
- 46.4
- NN Cylindrical hole
- 44.2
- NN Tapered hole
