30321Single row tapered roller bearing

SKU: 30321Single row tapered roller bearing

Single row tapered roller bearings are designed to accommodate combined radial and axial loads and provide low friction during operation. The inner ring, with rollers and cage, can be mounted separately from the outer ring. These separable and interchangeable components facilitate mounting, dismounting and maintenance. By mounting one single row tapered roller bearing against another and applying a preload, a rigid bearing application can be achieved.

ID:195286

Dimension series
2GB

Dimensions - 30321

Dimensions

d
105 mm
Bore diameter
D
225 mm
Outside diameter
T
53.5 mm
Total width
d1
155.3 mm
Shoulder diameter of inner ring
B
49 mm
Width of inner ring
C
41 mm
Width of outer ring
r1,2
min. 4 mm
Chamfer dimension of inner ring
r3,4
min. 3 mm
Chamfer dimension of outer ring
a
41.328 mm
Distance side face to pressure point

Abutment dimensions - 30321

Abutment dimensions

da
max. 133 mm
Diameter of shaft abutment
db
min. 121 mm
Diameter of shaft abutment
Da
min. 193 mm
Diameter of housing abutment
Da
max. 212 mm
Diameter of housing abutment
Db
min. 206 mm
Diameter of housing abutment
Ca
min. 7 mm
Minimum width of space required in housing on large side face
Cb
min. 12.5 mm
Minimum width of space required in housing on small side face
ra
max. 4 mm
Radius of shaft fillet
rb
max. 3 mm
Radius of housing fillet

Calculation data

Basic dynamic load rating C
462 kN
Basic static load rating C0
530 kN
Fatigue load limit Pu
57 kN
Reference speed
2 200 r/min
Limiting speed
3 000 r/min
Limiting value e
0.35
Calculation factor Y
1.7
Calculation factor Y0
0.9

Mass

Mass
9.08 kg

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