Rexroth R166289421 ball runner block super carbon steel

KWD-020-SKS-C0-N-1

$84.32 Limited stock only available on quotation

Specifications

  • Area of application: For compensating higher tolerances with connected structures
  • Low noise level and outstanding travel behavior
  • Excellent dynamic characteristics
  • Limitless interchangeability as all Ball Rail Systems can be combined at will with all Ball Runner Block versions within each accuracy class.
  • Extra-compact design

Super ball runner block, steel

Series (R1662) Slimline, short, standard height R1662...2
Size (8) 20 size
Preload class (9) C0 Without preload (clearance)
Accuracy class (4) N Normal Accuracy Level
Seals (21) LS Low-friction seal without ball chain

a) For O-ring
Size 15: Ø 4 · 1.0 (mm)
Size 20 - 35: Ø 5 · 1.0 (mm)
Open lube port if necessary (see general technical notes and information in the "Maintenance" section).
b) Lube nipple, size 15 - 20:
Funnel-type lube nipple DIN 3405–A M3x5, B2 = 1.6 mm
When using different lube nipples, pay attention to the screw-in depth of 5 mm!
Lube nipple, size 25 - 35:
Hydraulic-type lube nipple DIN 71412–A M6x8, B2 = 9.5 mm
When using different lube nipples, pay attention to the screw-in depth of 8 mm!
The lube nipple is included in the scope of delivery (not installed).
Connection is possible on all sides.

S2 M5
S9 M3x5
V1 6 mm
A1 22 mm
A3 12 mm
B1 31.90 mm
E8 32.50 mm
H 30 mm
Dimension H2 with cover strip 20.75 mm
K1 22.95 mm
K3 3.35 mm
N3 7.50 mm
ØS5 6 mm
T 60 mm
A 44 mm
A2 20 mm
B 57.3 mm +0.5
E1 32 mm
E9 7.30 mm
H1 25.35 mm
Dimension H2 without cover strip 20.55 mm
K2 22.95 mm
K4 3.35 mm
N6 13.2 mm ±0.5
amax (If Fcomb > 2.8 • Fpr : amax = 50 m/s2) 500 m/s²
m 0.25 kg
Operating conditions Operating conditions
Permissible ambient temperature (min ... max) (Up to 100 °C permissible for short periods. For operation at negative temperatures, please consult us. ) -10 °C ... +80 °C
vmax 5 m/s
m (Without friction of seal) 0,002 ... 0,003
Size 20
$84.32
Stock Ask for quotation
Part number R166289421
Manufacturer Rexroth
Quantity Unit Price
1+ $84.32

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