30300 Series

30326J2

  • 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 :30326J2
Principal dimensions(mm)
d1 :130
D :280
B :63,75
Basic load ratings(KN)
dyc(Cr) :627
stc(Cor) :800
Pu :83
Speed ratings(rpm)
Speed Ratings :1800
Limiting Speed :2400
Weight(Kg) :17,0
ISO335 
Dimensions (ABMA) :2GB
Dimensions (mm)
d :130
d1~ :196
B :58
C :49
r1,2(min) :5
r3,4(min) :4
a :51
Abutment and fillet dimensions (mm)
da(max) :164
db(min) :150
Da(min) :239
Da(max) :263
Db(min) :255
Ca(min) :8
Cb(min) :14,5
ra(max) :4
rb(max) :3
Value
e :0,35
Y :1,7
Yo :0,9
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