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NAO Series  
Bearing No.
Boundary dimensions(mm)
Basic load ratings(N)
Limiting speeds(rpm)
Mass(g)
d
D
B
F
E
Cr
Cor
Oil
≈
NAO6X17X10TN
6
17
10
10
13
3950
5000
17080
13
NAO9X22X12TN
9
22
12
12
18
8800
7900
12090
22
NAO12X24X13
12
24
13
16
20
8000
16000
15020
29
NAO12X24X20
12
24
20
16
20
10300
16800
20000
43
NAO12X28X12
12
28
12
16
22
9850
10500
19000
38.6
NAO15X28X13
15
28
13
20
24
7800
10300
20600
27.8
NAO15X32X12
15
32
12
20
26
10400
14020
20000
48.1
NAO17X30X13
17
30
13
22
26
9860
15000
20000
39
NAO17X35X16
17
35
16
22
29
16800
20050
10090
70
NAO20X35X17
20
35
17
25
29
12600
20200
16000
72
NAO20X37X16
20
37
16
25
32
10000
18000
12700
81
NAO25X40X17
25
40
17
30
35
10600
24000
10500
78.9
NAO25X42X16
25
42
16
30
37
13100
23500
10500
83
NAO25X42X32
25
42
32
30
37
26500
47000
10500
189
NAO30X45X13
30
45
13
35
40
11200
25000
11207
73
NAO30X45X17
30
45
17
35
40
12800
28500
11207
100
NAO30X45X26
30
45
26
35
40
17500
32900
11207
150
NAO30X47X16
30
47
16
35
42
14400
17500
11207
99.8
NAO30X47X18
30
47
18
35
42
20000
33000
11207
109
NAO30X52X18
30
52
18
37
44
18000
25500
10900
172
NAO35X50X17
35
50
17
40
45
20800
40506
10900
103
NAO35X55X20
35
55
20
40
47
28500
41000
10000
175
NAO35X57X20.5
35
57
20.5
42
50
26000
49000
10000
206
NAO40X55X17
40
55
17
45
50
12500
36000
9000
118
NAO40X65X20
40
65
20
50
58
35000
61200
8000
269
NAO50X68X20
50
68
20
55
60
24500
62000
7500
219
NAO50X78X20
50
78
20
60
68
33500
65000
6500
400
NAO70X100X30
70
100
30
80
88
52600
129000
4000
829
NAO75X105X25
75
105
25
85
93
42000
106000
3900
676
NAO80X110X30
80
110
30
90
98
49020
112000
4200
892
NAO90X120X30
90
120
30
100
108
51000
128000
3900
1004
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