30300 Series

30352J2

  • 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 :30352J2
Principal dimensions(mm)
d1 :260
D :540
B :113
Basic load ratings(KN)
dyc(Cr) :2120
stc(Cor) :3050
Pu :250
Speed ratings(rpm)
Speed Ratings :850
Limiting Speed :1200
Weight(Kg) :110
ISO335 
Dimensions (ABMA) :-
Dimensions (mm)
d :260
d1~ :376
B :102
C :85
r1,2(min) :6
r3,4(min) :6
a :97
Abutment and fillet dimensions (mm)
da(max) :325
db(min) :286
Da(min) :461
Da(max) :514
Db(min) :493
Ca(min) :15
Cb(min) :28
ra(max) :5
rb(max) :5
Value
e :0,35
Y :1,7
Yo :0,9
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