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Address: Suzhou City, Jiangsu Province, China, 215000
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Tel: 0086-512-68235075
R205B32320 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWE-035-FLS-C2-H-1
- Size 35
- Format FLS – flanged, long, 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 = 139 mm
- Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.
Key Features
- High Rigidity: Designed for applications demanding superior structural integrity.
- Very High Load Capacity: Supports dynamic load capacity of 55,000 N (12,364 lbf) and static load rating of 81,600 N (18,344 lbf).
- Interchangeability: Compatible with guide rails of all accuracy classes for flexible system design.
- Low Friction: Friction coefficient of 0.002–0.003 ensures smooth operation.
- Standard Seals (SS): Protects against contaminants, enhancing longevity.
- Initial Lubrication: Pre-lubricated with Dynalub grease for immediate use.
Equipped with standard seals (SS) and initial lubrication, the B.RUNNER BLOCK CS KWE-035-FLS-C2-H-1 is ready for immediate use, offering low friction (coefficient of 0.002–0.003) and long-term reliability. Its interchangeability with guide rails of varying accuracy levels enhances versatility, catering to diverse linear motion needs. Whether for heavy machinery or precision automation, this linear bearing block from Rexroth stands out for its robust performance and engineering excellence.
Technical Specifications
| Parameter | Value | Explanation |
|---|---|---|
| Nominal Size | 35 mm (1.378 in) | Defines the size compatibility with profiled rail systems. |
| Height of Runner Block | 40.4 mm (1.591 in) | Vertical dimension of the block, critical for system integration. |
| Width of Runner Block | 100 mm (3.937 in) | Horizontal dimension, ensuring stability during motion. |
| Length of Runner Block | 139 mm (5.472 in) | Overall length, affecting load distribution. |
| Static Load Rating C0 | 81,600 N (18,344 lbf) | Maximum stationary load the block can withstand. |
| Dynamic Load Capacity C | 55,000 N (12,364 lbf) | Load capacity during motion, based on 100,000 m travel. |
| Static Torsional Moment Load Capacity Mt0 | 1,480 Nm (1,091 ft-lb) | Resistance to twisting forces when stationary. |
| Dynamic Torsional Moment Load Capacity Mt100 | 1,000 Nm (737 ft-lb) | Twisting resistance during motion. |
| Static Longitudinal Moment Load Capacity ML0 | 1,530 Nm (1,128 ft-lb) | Resistance to longitudinal tilting when stationary. |
| Dynamic Longitudinal Moment Load Capacity ML100 | 1,030 Nm (759 ft-lb) | Longitudinal tilting resistance during motion. |
| Max. Acceleration amax | 250 m/s² (820 ft/s²) | Maximum acceleration for dynamic applications. |
| Maximum Permissible Linear Speed vmax | 3 m/s (9.84 ft/s) | Top speed for safe operation. |
| Friction Coefficient μ | 0.002–0.003 | Low friction ensures energy-efficient motion. |
| Permissible Ambient Temperature | -10 °C to +80 °C (14 °F to 176 °F) | Operating temperature range for reliable performance. |
| Weight | 2.02 kg (4.45 lb) | Mass of the runner block, affecting system dynamics. |
| Seal | SS – Standard Seal | Protects against dust and debris. |
| Preload Class | C2 – Average Preload | Ensures balanced rigidity and smoothness. |
| Accuracy Class | H – Highly Accurate | Guarantees precision in motion control. |
Technical Attributes
| Version | Ball rail system |
| Nominal size [mm] | 35 |
| Format | FLS – flange, long, 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] | 139 |
| 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] | 55000 |
| Dynamic load capacity C100 [N] | 55000 |
| 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] | 2.02 |
| Dynamic load capacity C50 [N] | 69300 |
| Static load capacity C0 [N] | 81600 |
| Dynamic torsional moment load capacity Mt50 [Nm] | 1260 |
| Dynamic torsional moment load capacity Mt100 [Nm] | 1000 |
| Static torsional moment load capacity Mt0 [Nm] | 1480 |
| Dynamic longitudinal moment load capacity ML50 [Nm] | 1300 |
| Dynamic longitudinal moment load capacity ML100 [Nm] | 1030 |
| Static longitudinal moment load capacity ML0 [Nm] | 1530 |
| 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] | 139 |
| Dimension B tolerance (profiled rail systems) [mm] | +0.5 |
| Dimension B1 [mm] | 105.5 |
| 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] | 28.75 |
| Dimension K2 (profiled rail systems) [mm] | 30.4 |
| 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 |
FAQ
1. What is the primary function of the Bosch Rexroth B.RUNNER BLOCK CS KWE-035-FLS-C2-H-1?
This linear bearing block provides precise linear motion guidance in high-rigidity applications, supporting heavy loads with minimal friction.
2. Can this runner block be used with different guide rail types?
Yes, its interchangeable design allows compatibility with guide rails of all accuracy classes.
3. What are the temperature limits for this linear bearing block?
It operates reliably between -10 °C and +80 °C (14 °F to 176 °F), with short-term tolerance up to 100 °C (212 °F).
4. How does the preload class affect performance?
The C2 average preload balances rigidity and smoothness, ideal for applications requiring both precision and ease of motion.
5. Is the block pre-lubricated?
Yes, it comes with initial lubrication using Dynalub grease, ready for immediate use.
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