XU120179-RR

Slewing ring, Crossed roller bearing, without gear teeth

Crossed roller bearings without gear teeth, sealed on both sides

Display units

Metric

Imperial

Main Dimensions & Performance Data

d_i	124.5 mm	Bore Diameter
	0.5 mm	Bore diameter upper tolerance
	-0.5 mm	Bore diameter lower tolerance
D_a	234 mm	Outside Diameter
	0.5 mm	Outside diameter upper tolerance
	-0.5 mm	Outside diameter lower tolerance
H	35 mm	Height
≈m	6.5 kg	Weight

Dimensions

D_i	180 mm	Inner diameter outer ring
	0.2 mm	Inner diameter outer ring upper tolerance
	-0.2	Inner diameter outer ring lower tolerance
h_a	30 mm	height outer ring
L_a	214 mm	Pitchcircle diameter fixing holes outer ring
n_a	12	Number of fixing holes in outer ring
d_a	178 mm	Outside diameter inner ring
	0.2 mm	Outside diameter inner ring upper tolerance
	-0.2 mm	Outside diameter inner ring lower tolerance
h_i	30 mm	height of inner ring
d_B	11 mm	Fixing bore
L_i	144.5 mm	Pitchcircle diameter fixing holes inner ring
n_i	12	Number of fixing holes in inner ring
u_max	6 mm	Max. protrusion lubrication nipple
VSP_max	0.02 mm	Maximum bearing preload

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	80 °C	Operating temperature max.

Calculation factors

C_a	105,000 N	Basic dynamic load rating, axial
C_r	75,000 N	Basic dynamic load rating, radial (for radial load only)
C_0a	194,000 N	Basic static load rating, axial
C_0r	95,000 N	Basic static load rating, radial (for radial load only)
F_{r zu.}	33,600 N	Max. radial load screws

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Coating

Protected against corrosion by Corrotect special coating

Characteristics

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