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30221J2

  • 
                                            Серия 30200
  • 
                                            Серия 30200
Designation :30221J2
Principal dimensions(mm)
d1 :105
Д :190
Б :39
Basic load ratings(KN)
dyc(Cr) :270
stc(Cor) :355
Pu :40
Номинальные скорости (об/мин)
Speed Ratings :2600
Limiting Speed :3400
Weight(Kg) :4,25
ISO335 
Dimensions (ABMA) :3FB
Dimensions (mm)
д :105
d1~ :141
Б :36
C :30
r1,2(min) :3
r3,4(min) :2,5
a :37
Abutment and fillet dimensions (mm)
da(max) :123
db(min) :117
Da(min) :165
Da(max) :178
Db(min) :177
Ca(min) :6
Cb(min) :9
ra(max) :2,5
rb(max) :2
Value
e :0,43
Y :1,4
Yo :0,8

Tapered roller bearings offer several advantages due to their unique design. They excel in handling both radial and axial loads by distributing these forces evenly across the bearing surfaces. This capability makes them suitable for applications where heavy combined loads and high axial rigidity are required, such as in automotive transmissions and wheel hubs. Tapered roller bearings also provide excellent durability and reliability in harsh operating conditions due to their ability to accommodate misalignment and shaft deflection. Their design minimizes frictional losses, enhancing energy efficiency, while their separable components facilitate easy assembly, disassembly, and maintenance. Overall, tapered roller bearings are valued for their robustness, versatility, and efficiency in demanding industrial and automotive applications.