Rexroth R18214312X


$511.90 25 pcs. with 1 to 3 days delivery to United States


  • High torque capacity
  • The same high load ratings in all four main directions of loading
  • Maximum rigidity under load from all directions through two additional mounting screw holes at the center of the roller runner block
  • Unrestricted interchangeability
  • All guide rail versions can be combined at will with all roller runner block variants

Roller runner block CS, made of Carbon steel

Size Preload class Accuracy class Seal Lubrication Weight
45 C3 SP DS No initial lubrication 3,350g

a) For O-ring
Size 25: Ø 5 · 1.5 (mm)
Sizes 35 to 55: Ø 7 · 1.5 (mm)
b) Recommended position for pin holes
(E4 dimensions, see section entitled “Instruction for mounting", segment "Pinned fitting").
c) Lube nipple, thread M6 – 8 deep:
Connection is possible on all sides (at front and top for size 25).
Dimensions differ among different connectors
See "Accessories" for more information about lube ports.
d) For Roller Guide Rails of accuracy class H, this
base area may be without a base slot for manufacturing reasons.

A 86 mm
A2 45 mm
B 147
E1 60 mm
E8 62.90 mm
E9 26.70 mm
A1 43 mm
H1 61 mm
K1 27.45 mm
N3 18 mm
N6 22.4 mm ±0.5
ØS5 14 mm
T (Dimension T = Division of the Roller Guide Rail) 52.50 mm
H 70 mm
A3 20.50 mm
B1 101.50 mm
E2 60 mm
E8.2 72 mm
E9.2 46.50 mm
Dimension H2 with cover strip 39.10 mm
Dimension H2 without cover strip 38.80 mm
K2 30.35 mm
N5 18 mm
S2 M10
S9 (Thread for adjoining parts) M4 ‒ 9mm deep
V1 10 mm
amax (Prerequisite: There must be preload, even during operation under load.) 150 m/s²
m 3.35 kg
m (Without friction of seal) 0,0004 ... 0,001 kg
Size 45
vmax 4 m/s
FR (Guideline value for frictional drags of the complete, sealed and lubricated roller runner blocks. ) 40 N
Operating conditions Operating conditions
Permissible ambient temperature (min ... max) (Brief peaks up to 100 °C are permitted. For even lower sub-zero temperatures, please consult us. ) -10 °C ... +80 °C
Stock 25 pcs.
Part number R18214312X
Manufacturer Rexroth
Quantity Unit Price
1 - 4 $511.90
5 - 9 $501.66
10 - 14 $491.42
15+ $481.19
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