Schaeffler Product catalogue - medias
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ZKLN3072-2Z-XL


Axial angular contact ball bearings

double direction, gap seals on both sides

  
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Radial loadAxial load in one directionAxial load in two directionsSealed on both sidesLifetime lubrication, freedom from maintenanceGrease lubrication
Design of housing and shaft (threaded spindle)
Design of housing and shaft (threaded spindle)
(4) Only valid in assembled condition
 
d 30  mm  Tolerance: 0/-0,005
D 72  mm  Tolerance: 0/-0,010
B 38  mm  Tolerance: 0/-0,25
  60  °  Contact angle
Da max 64  mm   
d1 51  mm   
da min 47  mm   
r1 min 0,6  mm   
rmin 0,3  mm   
    Heavy series
m 0,72  kg  ≈ Mass
Ca 65000  N  Basic dynamic load rating, axial
C0a 108000  N  Basic static load rating, axial
Cua 6500  N  Fatigue limit load, axial
nG Fett 5600  1/min  Limiting speed for grease lubrication
nϑ 4000  1/min  Thermally safe operating speed
MRL 0,4  Nm  Bearing frictional torque
caL 950  N/µm  Axial rigidity
ckL 400  Nm/mrad  Tilting rigidity
Mm 1,91  kg * cm^2  Mass moment of inertia for rotating inner ring
  2,5  µm  Axial runout
The axial runout data for screw drive bearing arrangements are based on the rotating inner ring.
  ZMA30/52  Recommended INA precision locknuts with radial clamping

The recommended INA precision locknuts are not included in the scope of delivery and must be ordered separately.
  AM30  Recommended INA precision locknuts with axial clamping

The recommended INA precision locknuts are not included in the scope of delivery and must be ordered separately.
MA 65  Nm  Tightening torque

Only valid in conjunction with INA precision locknuts.
Observe the guidelines on locating/locating bearing arrangements.
  19509  N  Requisite locknut force, axial

The requisite axial locknut force must be observed when using other locknuts.
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