ZARF50140-TV INA Catalog

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

d	Bore diameter	50 mm
D	Outside diameter	140 mm
H	Hight	82 mm
Ca	Basic dynamic load rating, axial	172.000 N
C0a	Basic static load rating, axial	480.000 N
Cr	Basic dynamic load rating, radial	46.500 N
C0r	Basic static load rating, radial	103.000 N
Cua	Fatigue load limit, axial	44.500 N
Cur	Fatigue load limit, radial	12.700 N
nG Oil	Limiting speed for oil lubrication	3.100 1/min
nG Grease	Limiting speed for grease lubrication	1.100 1/min
MRL	Bearing friction torque	3,8 Nm
≈m	Weight	4,086 kg
Da max	Maximum diameter of housing shoulder	96 mm
da min	Minimum diameter shaft shoulder	75 mm
H1	Height outer ring over wave washer	51 mm
C	Width, outer ring	22,5 mm
C1	Distance to lubrication hole	12,5 mm
D1	Rip diameter shaft washer	95 mm
B	Width, inner ring	17,5 mm
rmin	Minimum chamfer dimension	0,3 mm
r1 min	Minimum chamfer dimension	0,6 mm
d1	Diameter lubrication hole	6 mm
J	Pitch circle diameter (holes)	113 mm
n	Number (screwing holes)	12
n x t	Split	30 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	120 °C
caL	Rigidity axial	4.600 N/µm
ckL	Tilting stiffness	2.900 Nm/mrad
Mm	Mass moment of inertia	29,8 kg * cm²
radial	Recommended INA precision locknut for radial locking (not included)	ZMA50/92
axial	Recommended INA precision locknut for axial locking (not included)	AM50
MA	Tightening torque nut	180 Nm
na	Number of screws	12
na x ta	Division (screwing holes)	30 °
Cage	plastic cage	TV