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FAG INA Schaeffler

INA

SX011818-A

Crossed roller bearing SX011818-A

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Main Dimensions & Performance Data

d₁	90 mm	Bore Diameter
	0.004 mm	Bore diameter upper tolerance
	-0.018 mm	Bore diameter lower tolerance
D_a	115 mm	Outside Diameter
	0 mm	Outside diameter upper tolerance
	-0.022 mm	Outside diameter lower tolerance
H	13 mm	Height of the assembled bearing
h_i	13 mm	heigth inner ring
	0.06 mm	Width upper tolerance
	-0.06 mm	Width lower tolerance
≈m	0.354 kg	Weight

Dimensions

D_i	102.5 mm	Inner diameter outer ring
D_M	102 mm	rolling element pitch circle diameter
d_a	101.5 mm	outer diameter inner ring
h	13 mm	height of individual ring
	0 mm	Height of individual ring upper tolerance
	-0.01 mm	Height of individual ring lower tolerance
r_min	1 mm	chamfer dimension
S	1.2 mm	diameter of lubrication hole

Temperature range

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

Calculation factors

	0.01 mm	Running accuracy, radial
	0.01 mm	Running accuracy, axial
S_{r min}	0.003 mm	Minimum radial bearing clearance, at standard bearing clearance
S_{r max}	0.015 mm	Maximum radial bearing clearance, at standard bearing clearance
S_{k min}	0.006 mm	Minimum axial tilting clearance, at standard bearing clearance
S_{k max}	0.03 mm	Maximum axial tilting clearance, at standard bearing clearance
C_a	26,500 N	Basic dynamic load rating, axial
C_0a	87,000 N	Basic static load rating, axial
C_r	18,900 N	Basic dynamic load rating, radial (for radial load only)
C_0r	43,000 N	Basic static load rating, radial (for radial load only)
N_{G oil}	1,500 1/min	Limiting speed for oil lubrication with normal clearance
N_{G Grease}	750 1/min	Limiting speed for grease lubrication with normal clearance
	61818	Dimensions identical to ISO dimension series 18

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