NEEDLE ROLLER BEARINGSWITHOUT RETAINING EDGE AND WITH INNER RING |
 RNAO单列(single line) RNAO双列(double lines) |
RNAO |
|
|
|
Shaft |
Bearing Designation FW D C |
|
Basic Load
Ratings |
Limiting |
|||||
|
E |
D1 |
d2 |
D2 |
rS |
动 C |
静 Co |
n1 oil≈ |
||
|
mm |
mm |
min. |
N |
min-1 |
|||||
|
6 |
NAO 6X17X10 TN |
13 |
10.3 |
12.7 |
13.3 |
0.3 |
4750 |
5500 |
29000 |
|
9 |
NAO 9X22X12 TN |
18 |
12.3 |
17.6 |
18.3 |
0.3 |
10000 |
9900 |
26000 |
|
12 |
NAO 12X24X13 |
20 |
16.4 |
19.6 |
20.3 |
0.3 |
8900 |
11800 |
24000 |
|
0NAO 12X24X20 |
20 |
16.4 |
19.6 |
20.3 |
0.3 |
13300 |
19800 |
24000 |
|
|
NAO 12X28X12 |
22 |
16.4 |
21.6 |
22.3 |
0.3 |
11500 |
12500 |
23000 |
|
|
15 |
NAO 15X28X13 |
24 |
20.4 |
23.6 |
24.3 |
0.3 |
9800 |
14300 |
21000 |
|
NAO 15X32X12 |
26 |
20.4 |
25.6 |
26.5 |
0.3 |
13400 |
16200 |
21000 |
|
|
17 |
NAO 17X30X13 |
26 |
22.4 |
25.6 |
26.3 |
0.3 |
10400 |
15900 |
20000 |
|
NAO 17X35X16 |
29 |
22.4 |
28.4 |
29.5 |
0.3 |
20000 |
25500 |
19000 |
|
|
20 |
NAO 20X35X17 |
29 |
25.6 |
28.4 |
29.5 |
0.3 |
14900 |
26000 |
18000 |
|
NAO 20X37X16 |
32 |
25.6 |
31.4 |
32.5 |
0.3 |
21000 |
28000 |
17000 |
|
|
25 |
NAO 25X40X17 |
35 |
30.6 |
34.4 |
35.5 |
0.3 |
19600 |
34000 |
15000 |
|
NAO 25X42X16 |
37 |
30.6 |
36.4 |
37.5 |
0.3 |
23100 |
33500 |
15000 |
|
|
0NAO 25X42X32 |
37 |
30.6 |
36.4 |
37.5 |
0.3 |
39500 |
37000 |
15000 |
|
|
30 |
NAO 30X45X13 |
40 |
35.6 |
39.4 |
40.5 |
0.3 |
16200 |
28000 |
13000 |
|
NAO 30X45X17 |
40 |
35.6 |
39.4 |
40.5 |
0.3 |
20800 |
38500 |
13000 |
|
|
0NAO 30X45X26 |
40 |
35.6 |
39.4 |
40.5 |
0.3 |
27500 |
56000 |
13000 |
|
|
NAO 30X47X16 |
42 |
35.6 |
41.4 |
42.5 |
0.3 |
24400 |
37500 |
13000 |
|
|
NAO 30X47X18 |
42 |
35.6 |
41.4 |
42.5 |
0.3 |
27500 |
43000 |
13000 |
|
|
NAO 30X52X18 |
44 |
37.6 |
43.4 |
44.5 |
0.3 |
28000 |
45500 |
12000 |
|
|
35 |
NAO 35X50X17 |
45 |
40.6 |
44.4 |
45.5 |
0.3 |
21400 |
41500 |
12000 |
|
NAO 35X55X20 |
47 |
40.6 |
46.2 |
47.5 |
0.3 |
32500 |
57000 |
11000 |
|
|
*NAO 35X57X20.5 |
50 |
42.6 |
49.2 |
50.5 |
0.3 |
36000 |
59000 |
11000 |
|
|
40 |
NAO 40X55X17 |
50 |
45.69 |
49.2 |
50.5 |
0.3 |
22500 |
46000 |
10000 |
|
NAO 40X65X20 |
58 |
50.6 |
57.2 |
58.5 |
0.3 |
35500 |
62000 |
9000 |
|
|
50 |
NAO 50X68X20 |
60 |
55.8 |
59.2 |
60.8 |
0.6 |
28500 |
66000 |
8500 |
|
NAO 50X78X20 |
68 |
60.8 |
67.2 |
68.8 |
1 |
43500 |
85000 |
7500 |
|
|
70 |
NAO 70X100X30 |
88 |
81 |
87.2 |
89 |
1 |
72000 |
179000 |
6000 |
|
75 |
NAO 75X105X25 |
93 |
86 |
92.2 |
94 |
1 |
57000 |
136000 |
5500 |
|
80 |
NAO 80X110X30 |
98 |
91 |
97.2 |
99 |
1 |
68000 |
172000 |
5000 |
|
90 |
NAO 90X120X30 |
108 |
101 |
107.2 |
109 |
1 |
71000 |
188000 |
4700 |
TN=plastic retainer, permissible operational temperature 120℃, 150℃for temporary use ,180℃ for short time only 1)for grease lub, the permiss
vible value should be 60% of those in the list
0double rows