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medias® Home Rolling and plain bearings, accessories 72..-B 7221-B-MP
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Angular contact ball bearings 7221-B-MP

main dimensions to DIN 628-1, contact angle α = 40°

Angular contact ball bearings 7221-B-MP, main dimensions to DIN 628-1, contact angle α = 40°
Radial loadAxial load in one directionNot sealedGrease lubricationOil lubrication
Angular contact ball bearings 7221-B-MP, main dimensions to DIN 628-1, contact angle α = 40°
 
d 105  mm 
   
D 190  mm 
   
B 36  mm 
   
 
a 80  mm 
   
D1 157,7  mm 
   
Da max 178  mm 
   
Db max 183  mm 
   
d1 138,2  mm 
   
da min 117  mm 
   
r1 min 1,1  mm 
   
ra max 2,1  mm 
   
ra1 max 1  mm 
   
rmin 2,1  mm 
   
 
m 4,18  kg 
  Mass
Cr 155000  N 
  Basic dynamic load rating, radial
e 1,14 
   
X 0,35 
   
Y 0,57 
   
Y0 0,26 
   
C0r 142000  N 
  Basic static load rating, radial
nG 5400  1/min 
  Limiting speed
nB 4100  1/min 
  Reference speed
Cur 7900  N 
  Fatigue limit load, radial