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R165131420 Original Rexroth Linear Bearing Block

BALL RUNNER BLOCK CARBON STEEL KWD-035-FNS-C1-N-1

  • Size 35
  • 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 = 110.5 mm
  • Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.
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R165131420 Original Rexroth Linear Bearing Block Specifications

The Rexroth R165131420 linear bearing block is engineered for high-performance linear motion systems. Below is a detailed breakdown of its technical parameters, presented in a structured format for easy reference.

Parameter Value Engineering Explanation
Nominal Size 35 mm (1.38 inches) Defines the standard size for compatibility with corresponding guide rails.
Format FNS – Flange, Normal, Standard Height Flanged design with standard dimensions for versatile mounting options.
Material Carbon Steel High-strength material ensures durability and resistance to wear.
Preload Class C1 – Low Preload Reduces internal forces, ideal for applications requiring smooth motion.
Accuracy Class N – Normal Standard accuracy suitable for most industrial applications.
Seal SS – Standard Seal Protects against dust and contaminants, extending service life.
Width of Runner Block 100 mm (3.94 inches) Provides a stable base for load distribution.
Length of Runner Block 110.5 mm (4.35 inches) Ensures sufficient contact area for smooth linear motion.
Height of Runner Block 40.4 mm (1.59 inches) Compact height for space-efficient installations.
Height with Guide Rail 48 mm (1.89 inches) Total height when mounted on a compatible rail.
Dynamic Load Capacity C100 51,800 N Maximum load during motion for 100,000 m travel (per DIN ISO 14728-1).
Dynamic Load Capacity C50 65,300 N Load capacity for 50,000 m travel, 26% higher than C100.
Static Load Capacity C0 80,900 N Maximum stationary load the block can withstand.
Dynamic Torsional Moment Mt100 1,110 Nm Resistance to twisting forces during 100,000 m travel.
Static Torsional Moment Mt0 1,740 Nm Stationary resistance to twisting forces.
Dynamic Longitudinal Moment ML100 720 Nm Resistance to longitudinal forces during 100,000 m travel.
Static Longitudinal Moment ML0 1,130 Nm Stationary resistance to longitudinal forces.
Maximum Acceleration amax 500 m/s² (1,640 ft/s²) Maximum acceleration under standard conditions; 50 m/s² if combined forces exceed 2.8 times preload force.
Maximum Linear Speed vmax 5 m/s (16.4 ft/s) Top speed for safe and reliable operation.
Friction Coefficient μ 0.002–0.003 Low friction ensures energy efficiency and smooth motion.
Weight 1.7 kg (3.75 lbs) Lightweight for its size, aiding ease of installation.
Permissible Ambient Temperature -10 °C to +80 °C (14 °F to 176 °F); 100 °C (212 °F) for short durations Wide temperature range for diverse operating environments.
Pitch T Guide Rail 80 mm (3.15 inches) Standard spacing for rail mounting holes.

Technical Attributes

Version Ball rail system
Nominal size [mm] 35
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] 100
Length of runner block [mm] 110.5
Height of runner block [mm] 40.4
Height runner block with guide rail [mm] 48
Lubrication With initial lubrication and preservation
Dynamic load capacity C100 [N] 51800
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] 1.7
Dynamic load capacity C50 [N] 65300
Note: dynamic load capacity C50 Dynamic load capacity and load moments based on a travel of 50,000 m.
Static load capacity C0 [N] 80900
Dynamic torsional moment load capacity Mt50 [Nm] 1400
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] 1110
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] 1740
Dynamic longitudinal moment load capacity ML50 [Nm] 910
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] 720
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] 1130
Pitch T guide rail [mm] 80
Dimension A (profiled rail systems) [mm] 100
Dimension A1 (profiled rail systems) [mm] 50
Dimension A2 (profiled rail systems) [mm] 34
Dimension A3 (profiled rail systems) [mm] 33
Dimension B (profiled rail systems) [mm] 110.5
Dimension B tolerance (profiled rail systems) [mm] +0.5
Dimension B1 [mm] 77
Dimension E1 [mm] 82
Dimension E2 (profiled rail systems) [mm] 62
Dimension E3 (profiled rail systems) [mm] 52
Dimension E8 (profiled rail systems) [mm] 58
Dimension E9 (profiled rail systems) [mm] 17.35
Dimension H [mm] 48
Dimension H1 (profiled rail systems) [mm] 40.4
Dimension H2 with cover strip (profiled rail systems) [mm] 32.15
Dimension H2 without cover strip (profiled rail systems) [mm] 31.85
Dimension K1 (profiled rail systems) [mm] 14.5
Dimension K2 (profiled rail systems) [mm] 16
Dimension K3 (profiled rail systems) [mm] 6.9
Dimension K4 (profiled rail systems) [mm] 6.9
Dimension N1 (profiled rail systems) [mm] 12
Dimension N2 (profiled rail systems) [mm] 10.15
Dimension N6 (profiled rail systems) [mm] 20.5
Dimension N6 tolerance (profiled rail systems) [mm] ±0.5
Dimension S1 (profiled rail systems) [mm] 8.5
Dimension S2 (profiled rail systems) M10
Dimension S5 (profiled rail system) [mm] 9
Dimension S9 M3x5 mm
Dimension S9 thread diameter (profiled rail systems) M3
Dimension S9 lead [mm] 5
Dimension T1 min [mm] 16
Dimension V1 [mm] 8

 

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