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Date: 2016-08-22

INA ZARN2557-L-TV bearing stock, Dimensions, Drawing

Type:  
 INA Axialradial roller bearings
d
  25  
 
D
  57  
 
H2
  65  
 
B
  10  
 
B1
  25  
 
B2
  11  
 
C
  20  
 
D1
  47  
 
D2
  36  
 
D3
  45  
 
Da max
  48  
Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.
da min
  34  
Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.
H3
  50  
 
r1 min
  0,6  
 
rmin
  0,3  
 
m
  0,59  
Mass
Ca
  35500  
Basic dynamic load rating, axial
C0a
  86000  
Basic static load rating, axial
Cr
  22600  
Basic dynamic load rating, radial
C0r
  36000  
Basic static load rating, radial
nG Öl
  6000  
Limiting speed for oil lubrication (valid only with adequate oil cooling)
nG Fett
  1900  
Limiting speed for grease lubrication
MRL
  0,55  
Bearing frictional torque
caL
  1900  
Axial rigidity
ckL
  350  
Tilting rigidity
Mm
  1,15  
Mass moment of inertia for rotating inner ring
  1  
  1  
Axial runout
The axial runout data for screw drive bearing arrangements are based on the rotating inner ring.
  ZMA25/45, AM25  
  ZMA25/45, AM25  
Designation of recommended INA locknut
MA
  25  
Tightening torque
Only valid in conjunction with INA precision locknuts
  10470  
  10470  
Axial preload force
DR
  36 x 47 x 7  
Rotary shaft seal to DIN 3760
To be ordered separately.
Locknuts and rotary shaft seal not included in delivery.



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