Rexroth R162121420 ball runner block carbon steel

KWD-025-SNH-C1-N-1

$137.39 50+ pcs. with 1 to 3 days delivery to United States

Specifications

  • Area of application: For restricted space in transverse direction and high rigidity requirements
  • Higher rigidity than SNS
  • Significantly reduced frictional oscillations and low friction level, particularly under external load
  • Maximum precision
  • Patented entry zone increases the travel accuracy up to a factor of six

Ball runner block CS, made of Carbon steel

Series (R1621) Slimline, normal, high R1621...2
Size (2) 25 size
Preload class (1) C1 Moderate preload
Accuracy class (4) N Normal Accuracy Level
Seals (20) SS Standard seal without ball chain

a) For O-ring
Size 15: Ø 4 · 1.0 (mm)
Sizes 25 - 45: Ø 5 · 1.0 (mm)
Open lube port and mount the lubrication adapter if necessary (see general technical notes and information in the "Maintenance" section).
b) Lube nipple, size 15:
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 - 45:
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 M6
S9 M3x5
V1 7.50 mm
A1 24 mm
A3 12.50 mm
B1 57.80 mm
E2 35 mm
E9 15.50 mm
H1 33.90 mm
Dimension H2 without cover strip 24.25 mm
K2 18.60 mm
K4 9.50 mm
N6 15.2 mm ±0.5
ØS5 7 mm
T 60 mm
A 48 mm
A2 23 mm
B 86.2 mm +0.5
E1 35 mm
E8 38.30 mm
H 40 mm
Dimension H2 with cover strip 24.45 mm
K1 17.45 mm
K3 9.50 mm
N3 9 mm
amax (If Fcomb > 2.8 • Fpr : amax = 50 m/s2) 500 m/s²
m 0.60 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 25
$137.39
Stock 50+ pcs.
Part number R162121420
Manufacturer Rexroth
Quantity Unit Price
1 - 4 $137.39
5 - 9 $134.64
10 - 14 $131.89
15+ $129.14

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