INA NK12/12-XL bearings
Needle roller bearings NK, light series
- Measurement system
- Metric
- Bore diameter
- 12.000 mm
- Outside diameter
- 19.000 mm
- Width
- 12.000 mm
- Cr
- 7200 N
- C0r
- 7100 N
- Limiting speed
- 26500 r/min
- Net weight
- 11.68 g
- Number of rows
- 1
- Sealing
- Without
- Cage
- Sheet steel
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Lubricant in bearing
- Without
- Relubrication feature
- With
In stock
Technical specification for INA NK12/12-XL
| Part Number | NK12/12-XL | |
|---|---|---|
| Cage | Standard | |
| Tolerance class | PN | Normal (PN) |
| Main Dimensions & Performance Data | ||
| FW | 12 mm | Under roller diameter |
| D | 19 mm | Outside diameter |
| C | 12 mm | Width |
| Cr | 7200 N | Basic dynamic load rating, radial |
| C0r | 7100 N | Basic static load rating, radial |
| Cur | 1310 N | Fatigue load limit, radial |
| nG | 26500 1/min | Limiting speed |
| nϑr | 22400 1/min | Reference speed |
| m | ≈ 11.68 g | Weight |
| Dimensions | ||
| rmin | 0.3 mm | Minimum chamfer dimension |
| Additional information | ||
| G12X19X3 | Sealing ring | |
| SD12X19X3 | Sealing ring | |
INA NK12/12-XL, Needle roller bearings NK, light series, Main dimensions: 12 x 19 x 12mm.
INA NK12/12-XL bearings without inner ring have particularly compact radial dimensions. However, they require a shaft raceway that is hardened and ground.
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