R166189421 Bosch Rexroth

Rexroth R166189421 ball runner block super carbon steel

Name: R166189421 Rexroth
Brand: Rexroth
SKU: 111778-en-usd
Price: 89.1 USD
Availability: SoldOut

KWD-020-FKS-C0-N-1

$89.10 Limited stock only available on quotation

Specifications

Area of application: For compensating higher tolerances with connected structures
The same high load ratings in all four main directions of loading
Low noise level and outstanding travel behavior
Limitless interchangeability as all Ball Rail Systems can be combined at will with all Ball Runner Block versions within each accuracy class.
Smooth operation due to optimal return and ball pick-up and entry design

Super ball runner block, steel

Series (R1661)	Flange, short, standard height R1661...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

Dimensions
Technical data

^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	M6
Dimension H₂ with cover strip	20.75	mm
S₉	M3x5
V₁	6	mm
A₁	31.50	mm
A₃	21.50	mm
B₁	31.90	mm
E₈	32.50	mm
H	30	mm
K₁	22.95	mm
K₃	3.35	mm
N₁	7.70	mm
S₁	5.30	mm

H₁	25.35	mm
ØS₅	6	mm
T	60	mm
A	63	mm
A₂	20	mm
B	57.3 mm +0.5
E₁	53	mm
E₉	7.30	mm
Dimension H₂ without cover strip	20.55	mm
K₂	22.95	mm
K₄	3.35	mm
N₆	13.2 mm ±0.5

a_max (If F_comb > 2.8 • F_pr : a_max = 50 m/s²)	500	m/s²
m	0.30	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