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Address: Suzhou City, Jiangsu Province, China, 215000
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Tel: 0086-512-68235075
R165142320 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWD-045-FNS-C2-H-1
- Size 45
- Format FNS: Width = flange, length = normal, height = standard
- Runner block body made of unalloyed steel CS
- Preload class C2: Medium preload
- Accuracy class H: High
- 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.
R165142320 Original Rexroth Linear Bearing Block Specifications
The following table outlines the key technical parameters of the Rexroth R165142320 linear bearing block, providing engineers with precise data for integration into linear motion systems.
| Parameter | Value | Engineering Explanation |
|---|---|---|
| Nominal Size | 45 mm (1.77 in) | Defines the size category, ensuring compatibility with corresponding guide rails. |
| Format | FNS (Flange, Normal, Standard) | Flange width, normal length, and standard height for versatile mounting. |
| Material | Carbon Steel | Provides durability and strength for heavy-duty applications. |
| Preload Class | C2 (Medium Preload) | Balances rigidity and smooth motion for high-load scenarios. |
| Accuracy Class | H (Highly Accurate) | Ensures minimal deviation in motion for precision tasks. |
| Dynamic Load Capacity C100 | 86,400 N (19,434 lbf) | Maximum load capacity for 100,000 m travel, per DIN ISO 14728-1. |
| Dynamic Load Capacity C50 | 109,000 N (24,504 lbf) | Load capacity for 50,000 m travel, offering higher ratings for shorter distances. |
| Static Load Capacity C0 | 132,000 N (29,675 lbf) | Maximum static load the block can withstand without deformation. |
| Dynamic Torsional Moment Mt100 | 2,330 Nm (1,718 lbf-ft) | Torsional load capacity for 100,000 m travel, critical for rotational stability. |
| Static Torsional Moment Mt0 | 3,560 Nm (2,626 lbf-ft) | Static torsional load capacity, ensuring stability under torque. |
| Dynamic Longitudinal Moment ML100 | 1,540 Nm (1,136 lbf-ft) | Longitudinal load capacity for 100,000 m travel, supporting axial forces. |
| Static Longitudinal Moment ML0 | 2,350 Nm (1,733 lbf-ft) | Static longitudinal load capacity for axial stability. |
| Maximum Acceleration (amax) | 500 m/s² (1,640 ft/s²) | Maximum acceleration for dynamic applications, reduced to 50 m/s² under high combined loads. |
| Maximum Linear Speed (vmax) | 5 m/s (16.4 ft/s) | Maximum permissible speed for safe operation. |
| Friction Coefficient (μ) | 0.002–0.003 | Low friction ensures energy efficiency and smooth motion. |
| Weight | 3 kg (6.61 lb) | Lightweight for its size, easing integration into systems. |
| Permissible Ambient Temperature | -10°C to +80°C (14°F to 176°F), 100°C (212°F) short-term | Operates reliably in a wide temperature range, with consultation needed for sub-zero conditions. |
| Width of Runner Block | 120 mm (4.72 in) | Provides a stable base for load distribution. |
| Length of Runner Block | 137.6 mm (5.42 in) | Compact length for efficient system design. |
| Height of Runner Block | 50.3 mm (1.98 in) | Standard height for compatibility with guide rails. |
| Height with Guide Rail | 60 mm (2.36 in) | Total height including rail, critical for system clearance. |
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 | C2 – Medium preload |
| Accuracy class | H – Highly accurate |
| 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 |
| 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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