All Brands
- Basic parameters
- Miniature non-standard deep groove ball bearing
- Series
- RA2-5Z
- Model
- Main Size(mm)
- 3.175
- d
- 7.938
- D
- 2.779
- B
- 3.571
- B1
- 9.12
- D1
- 0.58
- C1
- 0.79
- C2
- 0.08
- r s min 1
- Rated base load
- 560
- Dynamic load Cr/kN
- 180
- Static load Cor/kN
- 57
- Dynamic load Cr/kgf
- 18
- Static load Cor/kgf
- Allowable speed(rpm)
- 54,000
- Grease lubrication
- 63,000
- Oil lubrication
- Bearing number
- R2-5
- open
- RA2-5Z
- with single shield
- ZZ
- with double shield
- FLR2-5
- with flanged outer ring
- FLRA2-5Z
- with flanged OR and single shield
- Installation relationship size(mm)
- ZZ
- da minmun
- 4
- da Maximum2
- 4.4
- Da maximum
- 7
- ras maximum
- Weight(about)kg
- 0.08
- open
- 0.61
- with flanged outer ring
