ZARN4580-L-TV

Needle roller/axial cylindrical roller bearing

Needle roller/axial cylindrical roller bearings ZARN..-L, double direction, long shaft locating washer

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	45 mm	Bore diameter
D	80 mm	Outside diameter
H	75 mm	Hight
C_a	61,000 N	Basic dynamic load rating, axial
C_0a	177,000 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	15,500 N	Fatigue load limit, axial
C_ur	10,400 N	Fatigue load limit, radial
n_{G Oil}	4,000 1/min	Limiting speed for oil lubrication
n_{G Grease}	1,500 1/min	Limiting speed for grease lubrication
M_RL	1.2 Nm	Bearing friction torque
≈m	1.229 kg	Weight

Mounting dimensions

D_{a max}	71 mm	Maximum diameter of housing shoulder
d_{a min}	54 mm	Minimum diameter shaft shoulder

Dimensions

H₁	57.5 mm	Height outer ring over wave washer
C	25 mm	Width, outer ring
D₁	70 mm	Rip diameter shaft washer
D₂	56 mm	Heeldiameter wave washer long
D₃	68 mm	Outside diameter wave washer long
B	11.5 mm	Width, inner ring
B₁	26.5 mm	Width wave washer long
B₂	13 mm	Width heel wave washer long
r_min	0.3 mm	Minimum chamfer dimension
r_{1 min}	0.6 mm	Minimum chamfer dimension

Temperature range

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

Additional information

c_aL	3,000 N/µm	Rigidity axial
c_kL	1,340 Nm/mrad	Tilting stiffness
M_m	6.03 kg*cm2	Mass moment of inertia
	1 µm	Axial runout
radial	ZMA45/68	Recommended INA precision locknut for radial locking (not included)
axial	AM45	Recommended INA precision locknut for axial locking (not included)
M_A	65 Nm	Tightening torque nut
	15,112 N	Required locknut force
	56X70X8	Rotary shaft seal to DIN 3760 (not included)

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Your current product variant

Cage	TV	Plastic Cage made from PA66
Locating Feature , bearing outer ring	L	Stepped shaft locating washer extended on one side

Characteristics

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