30300 Series

30324J2

  • 30300 Series
  • 30300 Series
  • 30300 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 :30324J2
Principal dimensions(mm)
d1 :120
D :260
B :59,5
Basic load ratings(KN)
dyc(Cr) :561
stc(Cor) :710
Pu :73,5
Speed ratings(rpm)
Speed Ratings :2000
Limiting Speed :2600
Weight(Kg) :14,0
ISO335 
Dimensions (ABMA) :2GB
Dimensions (mm)
d :120
d1~ :178
B :55
C :46
r1,2(min) :4
r3,4(min) :3
a :47
Abutment and fillet dimensions (mm)
da(max) :153
db(min) :135
Da(min) :221
Da(max) :245
Db(min) :237
Ca(min) :7
Cb(min) :13,5
ra(max) :3
rb(max) :2,5
Value
e :0,35
Y :1,7
Yo :0,9
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