YRTC850-XL

Axial/radial roller bearing

Axial/radial bearings, double direction, for screw mounting

Two retaining screws

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	850 mm	Bore diameter
	0 mm	Bore diameter upper tolerance
	-0.05 mm	Bore diameter lower tolerance
D	1,095 mm	Outside diameter
	0 mm	Outside diameter upper tolerance
	-0.063 mm	Outside diameter lower tolerance
H	124 mm	Height
C_r	520,000 N	Basic dynamic load rating, radial
C_0r	1,690,000 N	Basic static load rating, radial
C_a	1,020,000 N	Basic dynamic load rating, axial
C_0a	8,500,000 N	Basic static load rating, axial
n_G	50 1/min	Limiting speed
M_R	130 Nm	Bearing friction torque at 5 1/min
≈m	245.12 kg	Weight

Mounting dimensions

J	890 mm	Pitch circle diameter fixing holes in inner ring
J₁	1,055 mm	Pitch circle diameter fixing holes in outer ring
d₁	18 mm	Fixing holes diameter inner ring
d₂	26 mm	Counterbore diameter of fixing holes
a	17 mm	Counterbore depth of fixing holes
	58	Quantity of fixing holes inner ring
d₃	18 mm	Fixing holes diameter outer ring
	54	Quantity of fixing holes outer ring
n	60	Pitch quantity
t	6 °	Pitch separation angle
G	M12	Threaded extraction hole
	6	Quantity of threaded extraction hole
M_A	284 Nm	Screw tightening torque
	2	Quantity of retaining screws
t₁	12 µm	Axial and radial runout, measurement standard; Measured on mounted bearing, with ideal adjacent construction.

Dimensions

H₁	80.5 mm	Height contact face outer ring
	0.3 mm	Height contact face outerring H1 upper tolerance
	-0.3 mm	Height contact face outerring H1 lower tolerance
H₂	43.5 mm	Height contact face outer ring
	0.3 mm	Height contact face outerring H2 upper tolerance
	-0.3 mm	Height contact face outerring H2 lower tolerance
D_{1 max}	1,018 mm	Maximum bord diameter inner ring
C	37 mm	Width of outer ring

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.

Additional information

c_aL	26,500 N/µm	Axial rigidity of bearing position
c_rL	11,900 N/µm	Radial rigidity of bearing position
c_kL	2,351,000 Nm/mrad	Tilting rigidity of bearing position
c_aL	61,900 N/µm	Axial rigidity of rolling element set
c_rL	12,000 N/µm	Radial rigidity of rolling element set
c_kL	6,772,000 Nm/mrad	Tilting rigidity of rolling element set

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Characteristics

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