DingXin Machine Co, limited

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Axial/radial bearings YRTS325

Axial/radial bearings YRTS325
Product name : Axial/radial bearings YRTS325
Item : YRTS325
Details :

double direction, for screw mounting, for higher speeds


d   325  mm 
  Tolerance: -0,023
D   450  mm 
  Tolerance: -0,023
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   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   191000  
  Basic dynamic load rating, axial
C0a   1260000  
  Basic static load rating, axial
Cr   109000  
  Basic dynamic load rating, radial
C0r   320000  
  Basic static load rating, radial
nG   760  1/min 
  Limiting speed
For high operating durations or continuous operation, please contact us.
caL   6600  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   1800  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   115000  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   19900  N/µm 
  Axial rigidity of rolling element set
crL   7100  N/µm 
  Radial rigidity of rolling element set
ckL   350000  Nm/mrad 
  Tilting rigidity of rolling element set
Mm   4506  kg cm^2 
  Mass moment of inertia for rotating inner ring IR
Mm   2489  kg cm^2 
  Mass moment of inertia for rotating outer ring AU
 
 
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