ZARF90210-TV INA Catalog

Needle roller/axial cylindrical roller bearings ZARF, double direction, for screw mounting

d	Bore diameter	90 mm
D	Outside diameter	210 mm
H	Hight	110 mm
Ca	Basic dynamic load rating, axial	325.000 N
C0a	Basic static load rating, axial	1.030.000 N
Cr	Basic dynamic load rating, radial	98.000 N
C0r	Basic static load rating, radial	210.000 N
Cua	Fatigue load limit, axial	95.000 N
Cur	Fatigue load limit, radial	29.000 N
nG Oil	Limiting speed for oil lubrication	1.800 1/min
nG Grease	Limiting speed for grease lubrication	700 1/min
MRL	Bearing friction torque	10,5 Nm
≈m	Weight	13,536 kg
Da max	Maximum diameter of housing shoulder	161 mm
da min	Minimum diameter shaft shoulder	130 mm
H1	Height outer ring over wave washer	69,5 mm
C	Width, outer ring	32 mm
C1	Distance to lubrication hole	17,5 mm
D1	Rip diameter shaft washer	160 mm
B	Width, inner ring	22,5 mm
rmin	Minimum chamfer dimension	0,3 mm
r1 min	Minimum chamfer dimension	1 mm
d1	Diameter lubrication hole	8 mm
J	Pitch circle diameter (holes)	180 mm
n	Number (screwing holes)	16
n x t	Split	22,5 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	120 °C
caL	Rigidity axial	7.700 N/µm
ckL	Tilting stiffness	14.500 Nm/mrad
Mm	Mass moment of inertia	312 kg * cm²
radial	Recommended INA precision locknut for radial locking (not included)	ZMA90/155
axial	Recommended INA precision locknut for axial locking (not included)	AM90
MA	Tightening torque nut	960 Nm
na	Number of screws	16
na x ta	Division (screwing holes)	22,5 °
Cage	plastic cage	TV