DingXin Machine Co, limited

DingXin Machine Co, limited

 
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Axial/radial bearings YRT325

Axial/radial bearings YRT325
Product name : Axial/radial bearings YRT325
Item : YRT325
Details :
 
Axial/radial bearings YRT325
double direction, for screw mounting
d   325  mm 
   
D   450  mm 
   
H   60  mm 
   
 
    34   
  Number of fixing holes in inner ring
Attention!
For fixing holes in the adjacent construction.
Note the pitch of the bearing holes.
    33   
  Number of fixing holes in outer ring
Attention!
For fixing holes in the adjacent construction.
Note the pitch of the bearing holes.
    2   
  Number of retaining screws
    3   
  Number of extraction threads
1)  
  Retaining screws
2)  
  Screw counterbores in the L-section ring open to the bearing bore, see Figure 2.)
Bearing inside diameter unsupported in area x.
a   8,2  mm 
  Fixing holes in inner ring
C   20  mm 
   
D1 max   415  mm 
   
d1   9,3  mm 
  Fixing holes in inner ring
d2   15  mm 
  Fixing holes in inner ring
d3   9,3  mm 
  Fixing holes in outer ring
G   M12   
  Extraction thread
H1   40  mm 
   
H2   20  mm 
   
J   342  mm 
  Fixing holes in inner ring
J1   430  mm 
  Fixing holes in outer ring
t   36 X 10°   
  Quantity of pitches X angle of pitches
Including retaining screws and extraction threads
 
m   25  kg 
  Mass
MA   34  Nm 
  Screw tightening torque

Tightening torque for screws to DIN 912, grade 10.9.
Ca   186000  
  Basic dynamic load rating, axial
C0a   1710000  
  Basic static load rating, axial
Cr   134000  
  Basic dynamic load rating, radial
C0r   415000  
  Basic static load rating, radial
nG   110  1/min 
  Limiting speed
For high operating durations or continuous operation, please contact us.
MRL   48  Nm 
  Bearing frictional torque
caL   4300  N/µm 
  Axial rigidity of bearing position
Rigidity values taking account of the rolling element set, rigidity of the bearing rings and the screw connections.
crL   5000  N/µm 
  Radial rigidity of bearing position
Rigidity values taking account of the rolling element set, rigidity of the bearing rings and the screw connections.
ckL   80000  Nm/mrad 
  Tilting rigidity of the bearing position
Rigidity values taking account of the rolling element set, rigidity of the bearing rings and the screw connections.
caL   26100  N/µm 
  Axial rigidity of rolling element set
crL   9400  N/µm 
  Radial rigidity of rolling element set
ckL   422000  Nm/mrad 
  Tilting rigidity of rolling element set

 
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