Specifications
Ball Runner Blocks Resist NR II made of corrosion-resistant steel are used particularly in applications involving waterbased media. They are also suitable for environments with a relative humidity of over 70% and temperatures above 30 °C
| Series (R2011) | Slimline, normal, standard height R2011 |
|---|---|
| Size (8) | 20 |
| Preload class (1) | C1 Moderate preload |
| Accuracy class (3) | H Hight Accuracy Level |
|---|---|
| Seals (06) | SS Standard seal with ball chain |
| Nominal size | 20 | ||
| Material (profiled rail systems) | Corrosion resistant steel | ||
| Accuracy class | H – High precise | ||
| Width of runner block | 44 mm | ||
| Height of runner block | 25.35 mm | ||
| Lubrication | Without initial lubrication and without preservation | ||
| Footnote dynamic load capacity C | Determination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26. | ||
| Dynamic torsional moment load capacity Mt footnote | Determination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26. | ||
| Dynamic longitudinal moment load capacity ML footnote | Determination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26. | ||
| Static torsional moment load capacity Mt0 | 190 Nm | ||
| Footnote amax | If Fcomb◡ |
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| Seal | SS – Standard seal | ||
| Permissible ambient temperature | 0 °C ... +80 °C | ||
| Friction coefficient μ | 0,002 ... 0,003 |
| Format | SNS – Standard guide rail | ||
| Preload class | C1 moderate preload | ||
| Self-aligning for compensation of misalignments | Without self-alignment | ||
| Length of runner block | 75 mm | ||
| Height of runner block with guide rail | 30 mm | ||
| Dynamic load capacity C | 11400 N | ||
| Dynamic torsional moment load capacity Mt | 190 Nm | ||
| Dynamic longitudinal moment load capacity ML | 100 Nm | ||
| Static longitudinal moment load capacity ML0 | 100 Nm | ||
| Max. acceleration amax | 500 m/s² | ||
| Maximum permissible linear speed vmax | 5 m/s | ||
| Static load rating C0 | 15000 N | ||
| Footnote permissible ambient temperature (min ... max) | Up to 100 °C permissible for short periods. For operation at negative temperatures, please consult us. | ||
| Footnote friction coefficient μ | Without friction of seal |
| Stock | 14 pcs. |
|---|---|
| Part number | R201181306 |
| Manufacturer | REXROTH |
| Quantity | Unit Price |
|---|---|
| 1 - 4 | £222.19 |
| 5 - 9 | £217.74 |
| 10+ | £213.30 |