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Axial angular contact ball bearings ZKLDF260

Axial angular contact ball bearings ZKLDF260
Product name : Axial angular contact ball bearings ZKLDF260
Item : ZKLDF260
Details :
double direction, for screw mounting, sealing shields on both sides
 
 
d   260  mm 
  Sizes d > 460 mm available by agreement
D   385  mm 
   
H   55  mm 
   
 
    34   
  Number of fixing holes in inner ring
Attention!
For fixing holes in the adjacent construction.
Note the pitch of the bearing holes.
    2   
  Number of retaining screws
    33   
  Number of fixing holes in outer ring
Attention!
For fixing holes in the adjacent construction.
Note the pitch of the bearing holes.
    3   
  Number of extraction threads
1)  
  Retaining screws
3)  
  Contact surface / centring diameter
a   8,2  mm 
  Fixing holes in inner ring
D1   345  mm 
   
D2   313  mm 
   
D3   348  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   36,5  mm 
   
J   280  mm 
  Fixing holes in inner ring
J1   365  mm 
  Fixing holes in outer ring
t   36 X 10°   
  Quantity of pitches X angle of pitches
Including retaining screws and extraction threads
 
m   22  kg 
  Mass
MA   34  Nm 
  Screw tightening torque

Tightening torque for screws to DIN 912, grade 10.9.
Ca   162000  
  Basic dynamic load rating, axial
C0a   920000  
  Basic static load rating, axial
nG   1200  1/min 
  Limiting speed, valid for matched adjacent construction
MRL   7,5  Nm 
  Bearing frictional torque
caL   3200  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   700  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   40000  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   4700  N/µm 
  Axial rigidity of rolling element set
crL   700  N/µm 
  Radial rigidity of rolling element set
ckL   54000  Nm/mrad 
  Tilting rigidity of rolling element set
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