INA SX011868 bearings
SX011868 INA crossed roller bearings
- Bore diameter
- 340.000 mm
- Outside diameter
- 420.000 mm
- Total width
- 38.000 mm
- Cr
- 187000 N
- C0r
- 550000 N
- Ca
- 265000 N
- C0a
- 1130000 N
- Limiting speed
- 400 r/min
- Net weight
- 12.92 kg
- Measurement system
- Metric
- Sealing
- Without
- Cage
- Plastic spacers
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Class5 (P5)
- Lubricant in bearing
- None
- Relubrication feature
- With
In stock
Technical specification for INA SX011868
| Part Number | SX011868 | |
|---|---|---|
| Main Dimensions & Performance Data | ||
| d | 340 mm | Bore Diameter |
| 0.007 mm | Bore diameter upper tolerance | |
| -0.029 mm | Bore diameter lower tolerance | |
| Da | 420 mm | Outside Diameter |
| 0 mm | Outside diameter upper tolerance | |
| -0.04 mm | Outside diameter lower tolerance | |
| H | 38 mm | Height of the assembled bearing |
| hi | 38 mm | Heigth inner ring |
| 0.14 mm | Width upper tolerance | |
| -0.14 mm | Width lower tolerance | |
| m | 12.92 kg | Weight |
| Dimensions of SX011868 | ||
| Di | 380.8 mm | Inner diameter outer ring |
| DM | 380 mm | Rolling element pitch circle diameter |
| da | 379.2 mm | Outer diameter inner ring |
| h | 38 mm | Height of individual ring |
| 0 mm | Height of individual ring upper tolerance | |
| -0.05 mm | Height of individual ring lower tolerance | |
| rmin | 2.1 mm | Chamfer dimension |
| S | 2.5 mm | Diameter of lubrication hole |
| Calculation factors for SX011868 | ||
| 0.025 mm | Running accuracy, radial | |
| 0.01 mm | Running accuracy, axial | |
| Ca | 265000 N | Basic dynamic load rating, axial |
| C0a | 1130000 N | Basic static load rating, axial |
| Cr | 187000 N | Basic dynamic load rating, radial (for radial load only) |
| C0r | 550000 N | Basic static load rating, radial (for radial load only) |
| NG oil | 400 1/min | Limiting speed for oil lubrication |
| NG Grease | 200 1/min | Limiting speed for grease lubrication |
INA SX011868 crossed roller bearings are suitable, due to their high running accuracy, as bearings for high precision application (such as those in robots, machine tools, handling systems, precision mechanical and medical devices, vehicle components)
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