Products

Tapered Roller Bearings

Tapered Roller Bearings

Features:
Tapered roller bearings with radial oriented mainly to bear radial and axial joint load. Bearing load capacity depends on the angle of the outer ring raceway, the greater the angle the greater the carrying capacity. This kind of bearing is separable bearings, rolling bearings according to the number of rows into single row, double row and four row tapered roller bearings. Single row tapered roller bearing clearance adjustment required to the user during installation; double row and four row tapered roller bearing clearance from the factory has been given based on user requirements, users do not need to adjust.
       
Tapered roller bearings have tapered inner and outer ring raceways, tapered roller arranged between the two. The surface of the projection lines of all cone bearing axis in the same point together. This design makes tapered roller bearings particularly suitable for bearing complex (radial and axial) loads. Most of the axial load bearing capacity is determined by the contact angle α; α angle increases, the higher the axial load capacity. Angle size of the computational coefficient e to represent; e greater the contact angle the greater the bearing axial load greater applicability.

Tapered roller bearings are usually separated type, that is, with roller and cage assembly of the inner components of the composition of the inner cone with tapered outer (outer) installed separately.
 
Industrial Applications:
Tapered roller bearings are widely used in automotive, mill, mine, metallurgy, plastics and machinery.
 
   

Bearing type

Aperture(mm)

OD(mm)

Width(mm)

Chamfer(mm)

Rated Load

New code

Old Code

Dynamic(N)

Static(N)

30204
7204E
20
47
15.25
1.0
25000
18000
30205
7205E
25
52
16.25
1.0
30000
23000
30206
7206E
30
62
17.25
1.0
39000
29500
30207
7207E
36
72
18.25
1.5
49000
37000
30209
7208E
40
80
19.25
1.5
55000
41500
30209
7209E
45
85
20.75
1.5
59000
46000
30210
7210E
50
90
21.75
1.5
66000
53500
30211
7211E
55
100
22.75
2.0
80000
64000
30304
7304E
20
52
16.25
1.5
31000
21200
30305
7305E
25
62
18.25
1.5
42000
29900
30306
7306E
30
72
20.75
1.5
51000
37000
30307
7307E
35
80
22.75
2.0
65000
49000
30308
7308E
40
90
25.25
2.0
83000
64600
30309
7309E
45
100
27.25
2.0
97000
76000
32306
7606E
30
72
28.75
1.5
71500
57900
32307
7607E
35
80
32.75
2.0
86000
70000
32308
7608E
40
90
35.25
2.0
102500
86500
32309
7609E
45
100
38.25
2.0
128000
111800
32310
7610E
50
110
42.25
2.5
160000
140000
32311
7611E
55
120
45.50
2.5
183500
161500
30615
7815E
75
135
44.50
2.0
----
----
360/47
7909E
47
100
43
1.8
121000
106000

LM11949/LM11910

19.05
45.237
15.494
1.3
29300
26700

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