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Address: Suzhou City, Jiangsu Province, China, 215000
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Tel: 0086-512-68235075
R162142320 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWD-045-SNH-C2-H-1
- Size 45
- Format SNH: Width = slimline, length = normal, height = high
- 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.
Technical Specifications
| Parameter | Specification | Engineering Significance | Standard Compliance |
|---|---|---|---|
| Dynamic Load Capacity (C100) | 86,400 N (19,424 lbf) | Sustains 100,000m travel life | DIN ISO 14728-1 |
| Moment Stiffness | 2,330 Nm (1,718 lb-ft) | Resists torsional deflection | JIS B 1192 |
| Operating Temperature | -10°C to +80°C (14°F to 176°F) | Maintains viscosity stability | CE 2006/42/EC |
Test conditions: 23°C ambient temperature, 50% relative humidity
| Product attributes | |
|---|---|
| Version | Ball rail system |
| Nominal size [mm] | 45 |
| Format | SNH – slimline, normal, high |
| 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] | 86 |
| Length of runner block [mm] | 137.6 |
| Height of runner block [mm] | 60.3 |
| Height runner block with guide rail [mm] | 70 |
| 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] | 86 |
| Dimension A1 (profiled rail systems) [mm] | 43 |
| Dimension A2 (profiled rail systems) [mm] | 45 |
| Dimension A3 (profiled rail systems) [mm] | 20.5 |
| Dimension B (profiled rail systems) [mm] | 137.6 |
| Dimension B tolerance (profiled rail systems) [mm] | +0.5 |
| Dimension B1 [mm] | 97 |
| Dimension E1 [mm] | 60 |
| Dimension E2 (profiled rail systems) [mm] | 60 |
| Dimension E8 (profiled rail systems) [mm] | 69.8 |
| Dimension E9 (profiled rail systems) [mm] | 30.9 |
| Dimension H [mm] | 70 |
| Dimension H1 (profiled rail systems) [mm] | 60.3 |
| 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] | 27.3 |
| Dimension K2 (profiled rail systems) [mm] | 29.3 |
| Dimension K3 (profiled rail systems) [mm] | 18.2 |
| Dimension K4 (profiled rail systems) [mm] | 18.2 |
| Dimension N3 (profiled rail systems) [mm] | 18 |
| Dimension N6 (profiled rail systems) [mm] | 23.5 |
| Dimension N6 tolerance (profiled rail systems) [mm] | ±0.5 |
| Dimension S2 (profiled rail systems) | M10 |
| 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 |
Technical Advantages
- Pre-ground raceways with Ra 0.05μm surface finish
- Recirculating ball bearing system with Gothic arch groove
- Dynalub 510 grease for 5+ year lubrication intervals
Installation Checklist
- Verify foundation flatness ≤0.02mm/m (0.00024in/ft)
- Apply initial lubrication with ISO VG 32 oil
- Torque M10 fasteners to 58Nm (42.8lb-ft)
Industry Certifications
- ISO 14728-1:2017 compliant
- TÜV-certified corrosion resistance
- RoHS 3 (2015/863/EU) compliant
FAQ
- What AGV systems use this linear block?
- Compatible with Rexroth SNS/SNO guide rails in 45mm size
- How to calculate service life?
- L10 = (C/P)3 × 50km travel
- Maximum speed with C2 preload?
- 5m/s (16.4ft/s) with grease lubrication
Why we are more
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No MOQ LimitSupport small batch procurement, minimum order quantity 1 piece.
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