32300 Series

32311J2

  • 32300 Series
  • 32300 Series
  • 32300 Series

Description



Tapered roller bearings feature a cup and cone assembly. The cup is comprised of the outer ring and the cone assembly consists of inner ring, rollers, and cage. This bearing construction accommodates combined loads and provides low friction during operation. By adjusting one single row tapered roller bearing against a second tapered roller bearing and applying a preload, a rigid bearing application can be achieved.

Tapered toller bearing have four types :

1.Single row tapered roller bearing

2.Matched tapered roller bearing

3.Double-row tapered roller bearing 

4.Four-row tapered roller bearing 


Dimension and Parameters

Designation :32311J2
Principal dimensions(mm)
d1 :55
D :120
B :45,5
Basic load ratings(KN)
dyc(Cr) :198
stc(Cor) :250
Pu :28,5
Speed ratings(rpm)
Speed Ratings :4000
Limiting Speed :5600
Weight(Kg) :2,30
ISO335 
Dimensions (ABMA) :2FD
Dimensions (mm)
d :55
d1~ :84,6
B :43
C :35
r1,2(min) :2,5
r3,4(min) :2
a :29
Abutment and fillet dimensions (mm)
da(max) :68
db(min) :65
Da(min) :99
Da(max) :112
Db(min) :111
Ca(min) :5
Cb(min) :10,5
ra(max) :2
rb(max) :2
Value
e :0,35
Y :1,7
Yo :0,9
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