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R165141420 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWD-045-FNS-C1-N-1
- Size 45
- Format FNS: Width = flange, length = normal, height = standard
- Runner block body made of unalloyed steel CS
- Preload class C1: Low preload
- Accuracy class N: Standard
- Without ball chain
- With initial lubrication and preservation
- Roller bearing grease Dynalub 510
- Without attachment element, left (front reference edge)
- Without attachment element, right (front reference edge)
- Straight lube connection loosely attached.
- Runner block body in standard version
- Overall length of the runner block = 137.6 mm
- Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.
R165141420 Original Rexroth Linear Bearing Block Specifications
The Rexroth R165141420 linear bearing block is designed with precise dimensions and performance metrics to meet rigorous engineering standards. Below is a detailed comparison of its key technical parameters, including metric and imperial conversions for global applicability.
| Parameter | Value | Engineering Explanation |
|---|---|---|
| Nominal Size | 45 mm (1.77 in) | Defines the block’s compatibility with 45 mm guide rails, ensuring proper fit and load distribution. |
| Width of Runner Block | 120 mm (4.72 in) | Determines the block’s footprint, providing stability for high-load applications. |
| Length of Runner Block | 137.6 mm (5.42 in) | Length impacts load-bearing capacity and alignment precision along the rail. |
| Height of Runner Block | 50.3 mm (1.98 in) | Height ensures proper clearance and compatibility with standard rail systems. |
| Height with Guide Rail | 60 mm (2.36 in) | Total height when mounted, critical for system design and space planning. |
| Dynamic Load Capacity C100 | 86,400 N (19,433 lbf) | Maximum load the block can handle during motion (100,000 m travel), ensuring durability under dynamic conditions. |
| Static Load Capacity C0 | 132,000 N (29,675 lbf) | Maximum stationary load capacity, critical for heavy-duty static applications. |
| Dynamic Torsional Moment Mt100 | 2,330 Nm (1,718 ft-lb) | Resistance to twisting forces during motion, enhancing stability in high-torque scenarios. |
| Static Torsional Moment Mt0 | 3,560 Nm (2,626 ft-lb) | Stationary resistance to twisting, ensuring structural integrity under load. |
| Maximum Acceleration amax | 500 m/s² (1,640 ft/s²) | Maximum acceleration the block can withstand, critical for high-speed applications. |
| Maximum Linear Speed vmax | 5 m/s (16.4 ft/s) | Top speed for linear motion, balancing performance and safety. |
| Friction Coefficient μ | 0.002–0.003 | Low friction ensures energy efficiency and minimal wear during operation. |
| Permissible Ambient Temperature | -10 °C to +80 °C (14 °F to 176 °F), 100 °C (212 °F) for short periods | Operating temperature range ensures reliability in diverse environments. |
| Weight | 3.17 kg (6.99 lb) | Weight impacts system design and ease of installation. |
| Material | Carbon Steel | High-strength material ensures durability and resistance to deformation. |
| Seal Type | SS – Standard Seal | Protects internal components from dust and debris, extending service life. |
| Preload Class | C1 – Low Preload | Reduces internal forces, optimizing smoothness and precision. |
| Accuracy Class | N – Normal | Standard accuracy suitable for most industrial applications. |
Technical Attributes
| Version | Ball rail system |
| Nominal size [mm] | 45 |
| Format | FNS – flange, normal, standard height |
| Model | High-precision ball runner block |
| Material | Carbon steel |
| Preload class | C1 – Low preload |
| Accuracy class | N – Normal |
| Seal | SS – Standard seal |
| Ball chain | Without ball chain (standard) |
| Self-aligning for compensation of misalignments | Without self-alignment |
| Width of runner block [mm] | 120 |
| Length of runner block [mm] | 137.6 |
| Height of runner block [mm] | 50.3 |
| Height runner block with guide rail [mm] | 60 |
| Lubrication | With initial lubrication and preservation |
| Dynamic load capacity C100 [N] | 86400 |
| Note: dynamic load capacity C100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Maximum acceleration rate amax [m/s²] | 500 |
| Note: Max. acceleration amax | If Fcomb◡> 2.8 • Fpr : amax = 50 m/s2 |
| Maximum permissible linear speed vmax [m/s] | 5 |
| Permissible ambient temperature (min. … max.) | -10 °C … +80 °C |
| Note: permissible ambient temperature (min. … max.) | 100 °C admissible for short time. For operation at negative temperatures, please consult us. |
| Friction coefficient μ | 0.002 … 0.003 |
| Note: friction coefficient μ | Without friction of seal |
| Weight [kg] | 3.17 |
| Dynamic load capacity C50 [N] | 109000 |
| Note: dynamic load capacity C50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Static load capacity C0 [N] | 132000 |
| Dynamic torsional moment load capacity Mt50 [Nm] | 2940 |
| Note: Dynamic torsional moment load capacity Mt50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Dynamic torsional moment load capacity Mt100 [Nm] | 2330 |
| Note: Dynamic torsional moment load capacity Mt100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Static torsional moment load capacity Mt0 [Nm] | 3560 |
| Dynamic longitudinal moment load capacity ML50 [Nm] | 1940 |
| Note: Dynamic longitudinal moment load capacity ML50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Dynamic longitudinal moment load capacity ML100 [Nm] | 1540 |
| Note: Dynamic longitudinal moment load capacity ML100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Static longitudinal moment load capacity ML0 [Nm] | 2350 |
| Pitch T guide rail [mm] | 105 |
| Dimension A (profiled rail systems) [mm] | 120 |
| Dimension A1 (profiled rail systems) [mm] | 60 |
| Dimension A2 (profiled rail systems) [mm] | 45 |
| Dimension A3 (profiled rail systems) [mm] | 37.5 |
| Dimension B (profiled rail systems) [mm] | 137.6 |
| Dimension B tolerance (profiled rail systems) [mm] | +0.5 |
| Dimension B1 [mm] | 97 |
| Dimension E1 [mm] | 100 |
| Dimension E2 (profiled rail systems) [mm] | 80 |
| Dimension E3 (profiled rail systems) [mm] | 60 |
| Dimension E8 (profiled rail systems) [mm] | 69.8 |
| Dimension E9 (profiled rail systems) [mm] | 20.9 |
| Dimension H [mm] | 60 |
| Dimension H1 (profiled rail systems) [mm] | 50.3 |
| Dimension H2 with cover strip (profiled rail systems) [mm] | 40.15 |
| Dimension H2 without cover strip (profiled rail systems) [mm] | 39.85 |
| Dimension K1 (profiled rail systems) [mm] | 17.3 |
| Dimension K2 (profiled rail systems) [mm] | 19.3 |
| Dimension K3 (profiled rail systems) [mm] | 8.2 |
| Dimension K4 (profiled rail systems) [mm] | 8.2 |
| Dimension N1 (profiled rail systems) [mm] | 15 |
| Dimension N2 (profiled rail systems) [mm] | 12.4 |
| Dimension N6 (profiled rail systems) [mm] | 23.5 |
| Dimension N6 tolerance (profiled rail systems) [mm] | ±0.5 |
| Dimension S1 (profiled rail systems) [mm] | 10.4 |
| Dimension S2 (profiled rail systems) | M12 |
| Dimension S5 (profiled rail system) [mm] | 14 |
| Dimension S9 | M4x7 mm |
| Dimension S9 thread diameter (profiled rail systems) | M4 |
| Dimension S9 lead [mm] | 7 |
| Dimension T1 min [mm] | 18 |
| Dimension V1 [mm] | 10 |
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