INA NK55/25-XL-2S bearings
Needle roller bearings NK, light series
- Measurement system
- Metric
- Bore diameter
- 55.000 mm
- Outside diameter
- 68.000 mm
- Width
- 25.000 mm
- Cr
- 45500 N
- C0r
- 82000 N
- Limiting speed
- 8400 r/min
- Net weight
- 192.2 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 NK55/25-XL-2S
| Part Number | NK55/25-XL-2S | |
|---|---|---|
| Cage | Standard | |
| Tolerance class | ||
| Main Dimensions & Performance Data | ||
| FW | 55 mm | Under roller diameter |
| D | 68 mm | Outside diameter |
| C | 25 mm | Width |
| Cr | 45500 N | Basic dynamic load rating, radial |
| C0r | 82000 N | Basic static load rating, radial |
| Cur | 14300 N | Fatigue load limit, radial |
| nG | 8400 1/min | Limiting speed |
| nϑr | 5200 1/min | Reference speed |
| m | ≈ 192.2 g | Weight |
| Dimensions | ||
| rmin | 0.6 mm | Minimum chamfer dimension |
INA NK55/25-XL-2S, Needle roller bearings NK, light series, Main dimensions: 55 x 68 x 25mm.
INA NK55/25-XL-2S bearings without inner ring have particularly compact radial dimensions. However, they require a shaft raceway that is hardened and ground.
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