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R205A32320 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWE-035-FNS-C2-H-1
- Size 35
- Format FNS – flanged, normal, standard height
- Runner block body made of unalloyed steel CS
- Preload class C2: Medium preload
- Accuracy class H: Highly accurate
- Without ball chain
- With initial lubrication and preservation
- Runner block body in standard version
- Overall length of the runner block = 110.5 mm
- Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.
R205A32320 Original Rexroth Linear Bearing Block Specifications
The following table outlines the critical technical parameters of the Rexroth linear bearing block, providing a clear comparison for engineers and procurement specialists.
| Parameter | Value | Explanation |
|---|---|---|
| Nominal Size | 35 mm (1.38 inches) | Defines the size category for compatibility with guide rails. |
| Length of Runner Block | 110.5 mm (4.35 inches) | Total length, critical for fitting within system designs. |
| Width of Runner Block | 100 mm (3.94 inches) | Width dimension for mounting and stability. |
| Height of Runner Block | 40.4 mm (1.59 inches) | Height, including guide rail, for vertical space requirements. |
| Static Load Rating C0 | 56,600 N | Maximum static load the block can withstand without deformation. |
| Dynamic Load Capacity C | 42,900 N | Load capacity during motion, ensuring durability under dynamic forces. |
| Static Torsional Moment Load Capacity Mt0 | 1,030 Nm | Resistance to twisting forces, critical for stability. |
| Dynamic Torsional Moment Load Capacity Mt100 | 770 Nm | Torsional capacity under dynamic conditions. |
| Friction Coefficient μ | 0.002–0.003 | Low friction for efficient movement, excluding seal friction. |
| Preload Class | C2 (Medium Preload) | Ensures rigidity and minimizes play during operation. |
| Accuracy Class | H (Highly Accurate) | Guarantees precise positioning for high-precision tasks. |
| Maximum Acceleration amax | 250 m/s² (if Fcomb ≤ 2.8 • Fpr: 50 m/s²) | Maximum acceleration for dynamic applications. |
| Maximum Permissible Linear Speed vmax | 3 m/s | Top speed for safe and efficient operation. |
| Permissible Ambient Temperature | -10°C to +80°C (14°F to 176°F) | Operating temperature range, with short-term tolerance to 100°C (212°F). |
| Weight | 1.51 kg (3.33 lbs) | Weight for handling and system design considerations. |
| Seal | SS (Standard Seal) | Protects against dust and debris, enhancing longevity. |
| Lubrication | Initial Lubrication and Preservation | Pre-lubricated for immediate use, reducing setup time. |
Technical Attributes
| Version | Ball rail system |
| Nominal size [mm] | 35 |
| Format | FNS – flange, normal, standard height |
| Preload class | C2 – Medium preload |
| Accuracy class | H – Highly accurate |
| Seal | SS – Standard seal |
| Ball chain | Without ball chain (standard) |
| Width of runner block [mm] | 100 |
| Length of runner block [mm] | 110.5 |
| Height of runner block [mm] | 40.4 |
| Height runner block with guide rail [mm] | 48 |
| Lubrication | With initial lubrication and preservation |
| Dynamic load capacity C [N] | 42900 |
| Dynamic load capacity C100 [N] | 42900 |
| Maximum acceleration rate amax [m/s²] | 250 |
| Note: Max. acceleration amax | If Fcomb◡> 2.8 • Fpr : amax = 50 m/s2 |
| Maximum permissible linear speed vmax [m/s] | 3 |
| Permissible ambient temperature (min. … max.) | -10 °C … +80 °C |
| Note: permissible ambient temperature (min. … max.) | 100 °C admissible for short time. |
| Friction coefficient μ | 0.002 … 0.003 |
| Note: friction coefficient μ | Friction coefficient µ without seal friction |
| Weight [kg] | 1.51 |
| Dynamic load capacity C50 [N] | 54100 |
| Static load capacity C0 [N] | 56600 |
| Dynamic torsional moment load capacity Mt50 [Nm] | 970 |
| Dynamic torsional moment load capacity Mt100 [Nm] | 770 |
| Static torsional moment load capacity Mt0 [Nm] | 1030 |
| Dynamic longitudinal moment load capacity ML50 [Nm] | 720 |
| Dynamic longitudinal moment load capacity ML100 [Nm] | 570 |
| Static longitudinal moment load capacity ML0 [Nm] | 760 |
| Pitch T guide rail [mm] | 80 |
| Dimension A (profiled rail systems) [mm] | 100 |
| Dimension A1 (profiled rail systems) [mm] | 50 |
| Dimension A2 (profiled rail systems) [mm] | 34 |
| Dimension A3 (profiled rail systems) [mm] | 33 |
| Dimension B (profiled rail systems) [mm] | 110.5 |
| Dimension B tolerance (profiled rail systems) [mm] | +0.5 |
| Dimension B1 [mm] | 77 |
| Dimension E1 [mm] | 82 |
| Dimension E2 [mm] | 62 |
| Dimension E8 (profiled rail systems) [mm] | 50 |
| Dimension E9 (profiled rail systems) [mm] | 15.7 |
| Dimension H [mm] | 48 |
| Dimension H1 (profiled rail systems) [mm] | 40.4 |
| Dimension H2 (profiled rail systems) [mm] | 26.5 |
| Dimension K1 (profiled rail systems) [mm] | 14.5 |
| Dimension K2 (profiled rail systems) [mm] | 16.2 |
| Dimension K3 (profiled rail systems) [mm] | 7 |
| Dimension K4 (profiled rail systems) [mm] | 7 |
| Dimension N1 (profiled rail systems) [mm] | 12 |
| Dimension N6 (profiled rail systems) [mm] | 15.5 |
| Dimension N6 tolerance (profiled rail systems) [mm] | ±0.5 |
| Dimension S1 (profiled rail systems) [mm] | 8.5 |
| Dimension S2 (profiled rail systems) | M10 |
| Dimension S5 (profiled rail system) [mm] | 9 |
| Dimension S9 | M3x6.5 mm |
| Dimension S9 thread diameter (profiled rail systems) | M3 |
| Dimension S9 lead [mm] | 6.5 |
| Dimension T [mm] | 80 |
| Dimension T1 min [mm] | 16 |
| Dimension V1 [mm] | 8 |
| Height of guide rail H2 [mm] | 26.5 |
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