ZARF40115-TV

Needle roller/axial cylindrical roller bearing

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

Display units

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Imperial

Main Dimensions & Performance Data

d	40 mm	Bore diameter
D	115 mm	Outside diameter
H	75 mm	Hight
C_a	117,000 N	Basic dynamic load rating, axial
C_0a	315,000 N	Basic static load rating, axial
C_r	38,000 N	Basic dynamic load rating, radial
C_0r	74,000 N	Basic static load rating, radial
C_ua	27,000 N	Fatigue load limit, axial
C_ur	10,400 N	Fatigue load limit, radial
n_{G Oil}	3,700 1/min	Limiting speed for oil lubrication
n_{G Grease}	1,200 1/min	Limiting speed for grease lubrication
M_RL	2.5 Nm	Bearing friction torque
≈m	2.501 kg	Weight

Mounting dimensions

D_{a max}	79 mm	Maximum diameter of housing shoulder
d_{a min}	65 mm	Minimum diameter shaft shoulder
t₁	0.2 mm	Position bore in the housing

Dimensions

H₁	47.5 mm	Height outer ring over wave washer
C	22.5 mm	Width, outer ring
C₁	12.5 mm	Distance to lubrication hole
D₁	78 mm	Rip diameter shaft washer
B	16 mm	Width, inner ring
r_min	0.3 mm	Minimum chamfer dimension
r_{1 min}	0.6 mm	Minimum chamfer dimension
d₁	6 mm	Diameter lubrication hole
J	94 mm	Pitch circle diameter (holes)
n	12	Number of screwing holes
n x t	30 °	Split

Temperature range

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

Additional information

c_aL	3,800 N/µm	Rigidity axial
c_kL	1,800 Nm/mrad	Tilting stiffness
M_m	13.3 kg*cm2	Mass moment of inertia
	1 µm	Axial runout
radial	ZMA40/75	Recommended INA precision locknut for radial locking (not included)
axial	AM40	Recommended INA precision locknut for axial locking (not included)
M_A	120 Nm	Tightening torque nut
	29,834 N	Required locknut force
	M8	Screw size
n_a	12	Number of screws
na x ta	30 °	Division (screwing holes)

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