Schaeffler Product catalogue - medias
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ZARF75185-L-TV


Needle roller/axial cylindrical roller bearings

double direction, for screw mounting, long shaft locating washer

  
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Radial loadAxial load in one directionAxial load in two directionsNot sealedGrease lubricationOil lubrication
Hole pattern
(1) Mounting dimension for seal carrier assembly DRS.
Seal carriers: see under "Accessories".
Design of housing
(3) Adjacent construction, bearing screw mounted in bore
Housing design
Design of shaft (threaded spindle)
(4) Only valid in assembled condition
 
d 75  mm   
D 185  mm   
H 125  mm   
  M12  Fixing screws to DIN EN ISO 4762 10.9

Screws not included in scope of delivery.
Tightening torque according to
manufacturer’s data.
B 21  mm   
B1 46  mm   
B2 20  mm   
C 27  mm   
C1 15  mm   
D1 135  mm   
D2 115  mm   
D3 135  mm   
Da max 136  mm  Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.
d1 6  mm   
da min 110  mm  Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.
H1 87  mm   
J 155  mm   
na x ta 12 x 30  °  Number x pitch Screw mounting holes
n x t 12 x 30  °  Fixing screws to DIN EN ISO 4762 10.9
Number x pitch

Screws not included in scope of delivery.
Tightening torque according to
manufacturer’s data.
r1 min 1  mm   
rmin 0,3  mm   
t1 0,4  mm   
m 10,6  kg  Mass
Ca 290000  N  Basic dynamic load rating, axial
C0a 890000  N  Basic static load rating, axial
Cr 81000  N  Basic dynamic load rating, radial
C0r 132000  N  Basic static load rating, radial
Cua 85000  N  Fatigue limit load, axial
Cur 19100  N  Fatigue limit load, radial
nG Öl 2100  1/min  Limiting speed for oil lubrication (valid only with adequate oil cooling)
nG Fett 700  1/min  Limiting speed for grease lubrication
MRL 8  Nm  Bearing frictional torque
caL 6600  N/µm  Axial rigidity
ckL 8500  Nm/mrad  Tilting rigidity
Mm 188  kg * cm^2  Mass moment of inertia for rotating inner ring
  2  µm  Axial runout
The axial runout data for screw drive bearing arrangements are based on the rotating inner ring.
  ZMA75/125  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.
  AM75  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 580  Nm  Tightening torque

Only valid in conjunction with INA precision locknuts.
Observe the guidelines on locating/locating bearing arrangements.
  72971  N  Requisite locknut force, axial

The requisite axial locknut force must be observed when using other locknuts.
  115X140X12  Rotary shaft seal to DIN 3760
To be ordered separately.
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