NSK 7221BW bearings
7221BW, NSK, Angular contact ball bearings
- Measurement system
- Metric
- Bore diameter
- 105.000 mm
- Outside diameter
- 190.000 mm
- Width
- 36.000 mm
- Cr
- 156000 N
- C0r
- 129000 N
- Limiting speed
- 3000 r/min
- Net weight
- 3.92 kg
- Number of rows
- 1
- Contact angle deg
- 40
- Sealing
- Without
- Cage
- Steel sheet metal
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Lubricant in bearing
- None
- Relubrication feature
- Without
In stock
Technical specification for NSK 7221BW
| Parts Number | 7221BW | |
|---|---|---|
| Brand | NSK | |
| Boundary Dimensions | ||
| d | 105 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 36 mm | Width |
| r min. | 2.1 mm | Chamfer Dimension |
| r1 min. | 1.1 mm | Chamfer Dimension |
| Basic Load Ratings | ||
| Cr | 156000 N | Basic Dynamic Load Rating |
| C0r | 129000 N | Basic Static Load Rating |
| Speeds | ||
| Grease | 2200 min-1 | Grease lubrication |
| Oil | 3000 min-1 | Oil-bath lubrication |
| Dimensions | ||
| a | 79.9 mm | Effective Load Center |
| Abutment and Fillet Dimensions | ||
| da min. | 117 mm | Diameter of Shaft Abutment |
| Da max. | 178 mm | Diameter of Housing Abutment |
| ra max. | 2 mm | Radius of Shaft or Housing Fillet |
| Mass | ||
| Weight | 3.92 kg (approx.) | |
7221BW, NSK, Angular contact ball bearings, Bore diameter: 105 mm; Outside diameter 190 mm; Width 36 mm.
NSK 7221BW bearings have a contact angle, which can sustain significant axial loads in one direction together with radial loads.
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