Technical>Data for vibration of single tapered roller bearing
Data for vibration of single tapered roller bearing
The vibration and noise of bearings are classified as four classes measured by BVT-1 and classified as V1, V2 ,V3 and V4.

Tolerance in μm/s.

d
mm
V V1 V2 V3
Low
Band
Medium
Band
High
Band
Low
Band
Medium
Band
High
Band
Low
Band
Medium
Band
High
Band
Low
Band
Medium
Band
High
Band
15
17
20

25
30
35

40
45
50

55
60
310
330
330

360
360
400

440
440
480

480
530
500
550
550

590
590
640

690
690
750

750
850
500
550
550

600
600
670

740
740
810

810
1000
220
240
240

280
280
320

360
360
400

400
450
360
400
400

440
440
480

530
530
600

600
680
360
400
400

450
450
500

560
560
620

680
760
150
170
170

210
210
250

280
280
320

320
370
220
240
240

280
280
320

350
350
400

400
460
220
240
240

280
280
300

320
320
360

360
420
100
110
110

120
120
150

170
170
220

220
300
100
110
110

140
140
180

210
210
260

260
330
100
110
110

130
130
160

190
190
240

240
300


dB noise testing The noise of bearings by dB is classified as four classes as Z1, Z2, Z3 and Z4. It is measured by the instrument of S0910-1.

 

d
mm
30200, 32200 Series 30300, 32300 Series
Z1) Z1 Z2 Z Z1 Z2
15
17
20

25
30
35

40
45
50

55
60
-
56
57

58
59
61

63
65
67

69
71
-
54
55

56
56
58

60
62
64

66
68
-
50
51

52
52
53

55
57
59

61
63
56
58
61

64
67
68

69
69
71

74
77
54
56
58

61
64
65

66
66
68

74
74
50
52
53

56
59
60

61
61
63

66
69

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