R162331320 is a steel standard ball slide, model KWD-035-SLS-C1-H-1, from the Bosch Rexroth SLS series. It features a narrow, long, standard-height SLS design, is compatible with 35mm wide guideways, and boasts low preload (C1) and high precision (H), making it ideal for high-precision linear motion applications with limited lateral space.
Key features of the Bosch Rexroth SLS R1623 steel slider:
① Employs a four-row ball bearing circulation structure, providing equal load capacity in four directions, capable of simultaneously withstanding radial, reverse, and lateral loads, with excellent overall rigidity and load-bearing performance;
② The narrow, elongated design of the SLS slider effectively saves lateral installation space while ensuring high load capacity, suitable for compact equipment layouts;
③ The rolling friction structure ensures smooth operation and a low coefficient of friction, supporting high-speed (up to approximately 5 m/s) and high-acceleration conditions;
④ The ball bearing slider can be optionally designed with a ball chain, significantly reducing noise and wear, and improving service life and stability;
⑤ Factory pre-lubricated and supports long-term lubrication solutions, requiring minimal maintenance under optimal operating conditions;
⑥ Offers multiple preload and precision grades to flexibly match different application requirements in terms of rigidity, precision, and service life.
Item |
Specification |
Part Number |
R162331320 |
Ball Runner Type |
SLS |
Size |
35 |
Preload Class |
C1 |
Accuracy Class |
H |
Sealing |
SS – Standard Seal |
Ball Chain |
Without Ball Chain |
Guide Block Width [mm] |
70 |
Guide Block Length [mm] |
139.0 |
Guide Block Height [mm] |
40.40 |
Guide Block Height with Rail [mm] |
48 |
Mass [kg] |
1.70 |
Rated Dynamic Load [N] |
66700 |
Rated Static Load [N] |
116000 |
Rated Dynamic Torque Load [Nm] |
1440 |
Rated Static Torque Load [Nm] |
2500 |

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