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medias® Home Rolling and plain bearings, accessories 313 31307-A
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Tapered roller bearings 31307-A

main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

Tapered roller bearings 31307-A, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
Radial loadAxial load in one directionNot sealedGrease lubricationOil lubrication
Tapered roller bearings 31307-A, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
 
d 35  mm 
   
D 80  mm 
   
T 22,75  mm 
   
 
a 26  mm 
   
B 21  mm 
   
C 15  mm 
   
Ca min 4  mm 
   
Cb min 7,5  mm 
   
Da max 71  mm 
   
Da min 62  mm 
   
Db min 76  mm 
   
d1 59,9  mm 
   
da max 44  mm 
   
db min 44  mm 
   
r1, 2 min 2  mm 
   
r3, 4 min 1,5  mm 
   
ra max 2  mm 
   
rb max 1,5  mm 
   
 
m 0,582  kg 
  Mass
Cr 60000  N 
  Basic dynamic load rating, radial
C0r 64000  N 
  Basic static load rating, radial
e 0,83 
   
Y 0,73 
   
Y0 0,4 
   
Cur 7500  N 
  Fatigue limit load, radial
nG 9100  1/min 
  Limiting speed
nB 5800  1/min 
  Reference speed
  T7FB035 
  Comparative designation to DIN ISO 355