XSU140744

Slewing ring, Crossed roller bearing, without gear teeth

Crossed roller bearings, standard series 14, without gear teeth, lip seals on both sides

Display units

Metric

Imperial

Main Dimensions & Performance Data

d_{i ZT}	674 mm	Diameter centring inner ring
	IT7	Diameter centring inner ring tolerance
t	10 mm	Length centering inner ring
D_a	814 mm	Diameter centring outer ring
	-IT7 mm	Diameter centring outer ring tolerance
T	10 mm	Length centering outer ring
H	56 mm	Height
≈m	51.58 kg	Weight

Dimensions

D_i	745 mm	Inner diameter outer ring
	0.6 mm	Inner diameter outer ring upper tolerance
	0	Inner diameter outer ring lower tolerance
h_a	44.5 mm	height outer ring
L_a	790 mm	Pitchcircle diameter fixing holes outer ring
n_a	40	Number of fixing holes in outer ring
d_a	743 mm	Outside diameter inner ring
	0 mm	Outside diameter inner ring upper tolerance
	-0.6 mm	Outside diameter inner ring lower tolerance
h_i	44.5 mm	height of inner ring
d_B	14 mm	Fixing bore
L_i	698 mm	Pitchcircle diameter fixing holes inner ring
n_i	40	Number of fixing holes in inner ring
VSP_min	0.01 mm	Min. bearing preload
VSP_max	0.04 mm	Maximum bearing preload
	0.05 mm	Running accuracy A (related to the raceway)
	0.05 mm	Running accuracy B (related to the raceway)
	0.09 mm	Running accuracy C (related to the raceway)
	0.08 mm	Running accuracy D (related to the raceway)

Temperature range

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

Calculation factors

C_a	275,000 N	Basic dynamic load rating, axial
C_r	195,000 N	Basic dynamic load rating, radial (for radial load only)
C_0a	970,000 N	Basic static load rating, axial
C_0r	475,000 N	Basic static load rating, radial (for radial load only)
n_G	51 1/min	Limiting speed
F_{r zu.}	165,200 N	Max. radial load screws

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Characteristics

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