The Bosch Rexroth R162441820 is a high-precision, heavy-duty ball slide block suitable for 45-inch linear guideways. It features a four-row circulating ball structure and low preload design, and is characterized by high rigidity, high load capacity, low friction, and smooth and quiet operation. It is widely used in CNC machine tools, automated equipment, and precision linear motion systems.
Rexroth R162441820 SLH Type Ball Slider Key Features
Structural Advantages: Narrow and elongated design, small lateral footprint, strong longitudinal rigidity and torsional resistance, suitable for compact working conditions.
Durability: Standard seals provide dust and chip protection; factory-pre-lubricated with special grease, maintenance-free initially, long service life.
Load Capacity: Four-row ball bearing layout, high rated load, capable of withstanding radial and lateral combined loads.
Flexible Installation: Top threaded hole mounting, reasonable lubrication interface layout, supports multi-directional assembly.
Process Design: Optimized ball inlet structure for superior motion smoothness and positioning accuracy.
Applications of REXROTH R162441820 SLH linear motion:
Machine tools: such as machining centers and milling machines, requiring high guiding accuracy and rigidity.
Industrial robots: used for material handling and assembly, requiring high dynamic response and smooth movement.
Automation equipment: such as material handling, packaging machinery, and printing machinery.
Injection molding machines: equipment requiring high rigidity and load-bearing capacity.
Item |
Specification |
Part Number |
R162441820 |
Ball Runner Type |
SLH |
Size |
45 |
Preload Class |
C1 |
Accuracy Class |
XP |
Sealing |
SS – Standard Seal |
Ball Chain |
Without Ball Chain |
Guide Block Width [mm] |
86 |
Guide Block Length [mm] |
174.1 |
Guide Block Height [mm] |
60.30 |
Guide Block Height with Rail [mm] |
70 |
Mass [kg] |
4.1 |
Rated Dynamic Load [N] |
111000 |
Rated Static Load [N] |
190000 |
Rated Dynamic Torque Load [Nm] |
3010 |
Rated Static Torque Load [Nm] |
5120 |

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