All Brands
- Basic parameters
- Double row cylindrical roller bearings
- Series
- NN3068K
- Model
- Main Size(mm)
- 340
- d
- 520
- D
- 133
- B
- 5
- r smin 1
- Rated base load
- 1,620
- Dynamic load Cr/kN
- 3,200
- Static load Cor/kN
- 165,000
- Dynamic load Cr/kgf
- 325,000
- Static load Cor/kgf
- Allowable speed(rpm)
- 1,100
- Grease lubrication
- 1,300
- Oil lubrication
- Size(mm)
- ―
- Fw
- 473
- Ew
- Installation relationship size(mm)
- 360
- d a minmum
- 371
- d b minmum
- ―
- d cmaximum
- ―
- d d minmum
- ―
- Da maximum
- 500
- D b maximum
- 477
- D bminmum
- 4
- r as maximum
- Weight(about)kg
- ―
- NNU Cylindrical hole
- ―
- NNU Tapered hole
- 102
- NN Cylindrical hole
- 98.5
- NN Tapered hole
