INA DKLFA2590-2RS bearings
Angular contact ball bearing units DKLFA..-2RS, double direction, for screw mounting, lip seals on both sides, with flattened flange
- Measurement system
- Metric
- Bore diameter
- 25.000 mm
- Outside diameter
- 57.000 mm
- Height
- 38.000 mm
- Ca
- 27500 N
- C0a
- 55000 N
- Limiting speed
- 4400 r/min
- Net weight
- 0.907 kg
- Number of rows
- 3
- Contact angle deg
- 60
- Sealing
- Contact seal on both sides
- Locating feature
- Screw mounting
- Cage
- Plastic
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Special
- Lubricant in bearing
- Grease
- Relubrication feature
- With
In stock
Technical specification for INA DKLFA2590-2RS
| Part Number | DKLFA2590-2RS | |
|---|---|---|
| Main Dimensions & Performance Data | ||
| d | 25 mm | Bore diameter |
| 0 mm | Bore diameter upper tolerance | |
| -0.01 mm | Bore diameter lower tolerance | |
| D | 57 mm | Outside diameter |
| 0 mm | Outside diameter upper tolerance | |
| -0.013 mm | Outside diameter lower tolerance | |
| B | 38 mm | Width |
| 0 mm | Width upper tolerance | |
| -0.25 mm | Width lower tolerance | |
| Ca | 53000 N | Basic dynamic load rating, axial HL |
| Ca | 27500 N | Basic dynamic load rating, axial |
| C0a | 144000 N | Basic static load rating, axial HL |
| C0a | 55000 N | Basic static load rating, axial |
| Cua | 3950 N | Fatigue load limit, axial HL |
| Cua | 2450 N | Fatigue load limit, axial |
| nG Grease | 4400 1/min | Limiting speed for grease lubrication |
| n∂ | 2000 1/min | Thermally safe operating speed |
| m | ≈ 0.907 kg | Weight |
| Mounting dimensions | ||
| da min | 32 mm | Minimum diameter shaft shoulder |
| da max | 48 mm | Maximum diameter of shaft shoulder |
| M8 | Fixing scresw DIN EN ISO 4762 10.9 (not included) | |
| n | 6 | Number of screws |
| Dimensions | ||
| d1 | 40.5 mm | Rib diameter inner ring |
| D1 | 90 mm | Flange diameter |
| rmin | 0.3 mm | Minimum chamfer dimension |
| r1 min | 0.6 mm | Minimum chamfer dimension 1 |
| B1 | 22 mm | Thickness of flange |
| d2 | 8.8 mm | Fixing boring diameter |
| J | 75 mm | Pitch circle diameter (holes) |
| A | 70 mm | Flange width |
| Additional information | ||
| MRL | 0.6 Nm | Bearing frictional torque |
| CaL | 850 N/µm | Rigidity axial |
| CaL | 1200 N/µm | Rigidity axial (HL) |
| CkL | 370 Nm/mrad | Tilting stiffness |
| 5 µm | Axial runout | |
| Mm | 1.12 kg*cm2 | Mass moment of inertia |
| MA | 25 Nm | Tightening torque nut |
INA DKLFA2590-2RS - Angular contact ball bearing units DKLFA..-2RS, double direction, for screw mounting, lip seals on both sides, with flattened flange.
DKLFA2590-2RS INA are precision bearings for screw drive bearing arrangements.They can support radial forces as well as axial forces in both directions.
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