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FAG INA Schaeffler

INA

SX0118/500

Crossed roller bearing SX0118/500

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Main Dimensions & Performance Data

d₁	500 mm	Bore Diameter
	0.008 mm	Bore diameter upper tolerance
	-0.032 mm	Bore diameter lower tolerance
D_a	620 mm	Outside Diameter
	0 mm	Outside diameter upper tolerance
	-0.044 mm	Outside diameter lower tolerance
H	56 mm	Height of the assembled bearing
h_i	56 mm	heigth inner ring
	0.16 mm	Width upper tolerance
	-0.16 mm	Width lower tolerance
≈m	42.7 kg	Weight

Dimensions

D_i	561.2 mm	Inner diameter outer ring
D_M	560 mm	rolling element pitch circle diameter
d_a	558.8 mm	outer diameter inner ring
h	56 mm	height of individual ring
	0 mm	Height of individual ring upper tolerance
	-0.05 mm	Height of individual ring lower tolerance
r_min	3 mm	chamfer dimension
S	2.5 mm	diameter of lubrication hole

Temperature range

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

Calculation factors

	0.04 mm	Running accuracy, radial
	0.01 mm	Running accuracy, axial
S_{r min}	0.015 mm	Minimum radial bearing clearance, at standard bearing clearance
S_{r max}	0.06 mm	Maximum radial bearing clearance, at standard bearing clearance
S_{k min}	0.03 mm	Minimum axial tilting clearance, at standard bearing clearance
S_{k max}	0.12 mm	Maximum axial tilting clearance, at standard bearing clearance
C_a	550,000 N	Basic dynamic load rating, axial
C_0a	2,470,000 N	Basic static load rating, axial
C_r	390,000 N	Basic dynamic load rating, radial (for radial load only)
C_0r	1,210,000 N	Basic static load rating, radial (for radial load only)
N_{G oil}	275 1/min	Limiting speed for oil lubrication with normal clearance
N_{G Grease}	135 1/min	Limiting speed for grease lubrication with normal clearance
	618/500	Dimensions identical to ISO dimension series 18

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