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Double Row Angular Contact Ball Bearing
  • Double Row Angular Contact Ball BearingDouble Row Angular Contact Ball Bearing

Double Row Angular Contact Ball Bearing

Komel Bearing Co.,Ltd is a leading Double Row Angular Contact Ball Bearing manufacturer and supplier in China. We have been specialized in bearing filed for many years. Our products have a good price advantage and we have exported our bearings to many markets. We look forward to become your long-term partner in China.

The Double Row Angular Contact Ball Bearing produced by KOMEL can withstand bidirectional axial loads and high radial loads at the same time through the contact angle design of the two rows of steel balls and the inner and outer rings. They are suitable for scenarios that require high stiffness and bidirectional axial positioning (such as machine tool spindles andturbo-machinery).

Structural features

The two rows of steel balls are symmetrically distributed, and the contact angle is usually 25° or 30°.

Non-separable design, with integral flanges on the inner or outer ring.

Load capacity

The radial load capacity is about 1.6~1.8 times that of a single-row bearing.

Strong bidirectional axial load capacity, suitable for combined load conditions.

Rigidity and precision

High inherent stiffness, high-precision rotation can be achieved without preload.

Sensitive to installation errors (angle deviation needs to be <2 arc minutes).

 

Parameter (Specification)

 

Model Number

Inner Diameter

Outer Diameter

Width

3200

10

30

14

3201

12

32

15.9

3202

15

35

15.9

3203

17

40

17.5

3204

20

47

20.6

3205

25

52

20.6

3206

30

62

23.8

3207

35

72

27

3208

40

80

30.2

3209

45

85

30.2

3210

50

90

30.2

3211

55

100

33.3

3212

60

110

36.5

3213

65

120

38.1

3214

70

125

39.7

3215

75

130

41.3

3216

80

140

44.4

3217

85

150

49.2

3218

90

160

52.4

3219

95

170

55.6

3220

100

180

60.3

3302

15

42

19

3303

17

47

22.2

3304

20

52

22.2

3305

25

62

25.4

3306

30

72

30.2

3307

35

80

34.9

3308

40

90

36.5

3309

45

100

39.7

3310

50

110

44.4

3311

55

120

49.2

3312

60

130

54

3313

65

140

58.7

3314

70

150

63.5

3315

75

160

68.3

3316

80

170

68.3

3317

85

180

73

3318

90

190

73.025

3319

95

200

77.8

3320

100

215

82.6

3322

110

240

92.1

5200

10

30

14.3

5201

12

32

15.9

5202

15

35

15.9

5203

17

40

17.5

5204

20

47

20.6

5205

25

52

20.6

5206

30

62

23.8

5207

35

72

27

5208

40

80

30.2

5209

45

85

30.2

5210

50

90

30.2

5211

55

100

33.3

5212

60

110

36.5

5213

65

120

38.1

5214

70

125

39.7

5215

75

130

41.3

5216

80

140

44.4

5217

85

150

49.2

5218

90

160

52.4

5219

95

170

55.6

5220

100

180

60.3

5222

110

200

69.8

 

Suffixes

 

1. Contact angle suffix

Suffix Contact angle

C 15°General type, suitable for high-speed and precision scenes

AC 25°Balanced radial/axial load, general design

B 40°High axial load capacity

2. Seal type suffix

2RS Double-sided rubber seal (anti-liquid intrusion)

2Z Double-sided iron cover seal (dust-proof)

3. Accuracy grade suffix

P0 Ordinary grade Standard tolerance

P5 High precision Precision equipment such as machine tool spindles

P4 Ultra-precision grade Special fields such as aerospace

4. Paired installation suffix

DB Back-to-back Enhanced stiffness, suitable for scenes with large bending moments

DF Face-to-face Compact axial size

DT Series Large unidirectional axial load

5. Cage material suffix

TN9 Nylon Lightweight, low noise

M Brass Heavy load, high temperature resistance

 

Application

 

Typical application scenarios

Machine tool industry: spindle support (DB pairing, α=15° or 25°).

Automotive industry: gearbox gear shaft, clutch release bearing.

Aerospace: turbine engine compressor rotor (ceramic ball bearing, high temperature resistance).

Precision equipment: robot joints, hard disk drives (amplitude required <100nm).

 

 

Hot Tags: Double Row Angular Contact Ball Bearing
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