All Brands
- Basic parameters
- Needle roller bearing 9
- Series
- NA 4909UU
- Model
- Main dimensions/mm
- 45
- d
- 68
- D
- 23
- B
- 22
- C
- 0.6
- rs min(1)
- 52
- Fw
- Weight
- 290
- Weight（reference）g
- Standard mounting size
- 49
- da/min
- 51
- da/max
- 64
- Da/max
- Other parameters
- 38 900
- Basic dynamic load ratingC/N
- 63 400
- Rated static loadCo/N
- 3 500
- Allowable speedspeed( 2)/rpm
- LRTZ 455223
- Collocation Inner ring
