All Brands
- Basic parameters
- Miniature non-standard deep groove ball bearing
- Series
- RA2
- Model
- Main Size(mm)
- 3.175
- d
- 12.7
- D
- 4.366
- B
- 4.366
- B1
- ―
- D1
- ―
- C1
- ―
- C2
- 0.3
- r s min 1
- Rated base load
- 1,150
- Dynamic load Cr/kN
- 395
- Static load Cor/kN
- 117
- Dynamic load Cr/kgf
- 40
- Static load Cor/kgf
- Allowable speed(rpm)
- 43,000
- Grease lubrication
- 51,000
- Oil lubrication
- Bearing number
- RA2
- open
- RA2Z
- with single shield
- ZZ
- with double shield
- ―
- with flanged outer ring
- ―
- with flanged OR and single shield
- Installation relationship size(mm)
- ―
- da minmun
- 4.8
- da Maximum2
- 5.4
- Da maximum
- 11
- ras maximum
- Weight(about)kg
- 0.3
- open
- 2.5
- with flanged outer ring
