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NN type and NNU type available.Widely used for applications requiring thinwalled bearings,such the main shafts of
machine tools,rolling machine rollers,and in printing equipment.Internal radial clearance is adjusted for the spindle
of machine tools by pressing the tapered bore of the inner ring on a tapered shaft.
Number |
Dimensions (mm) |
|
|
Basic load rating (KN) |
|
Weight (kg) |
|
d |
D |
B |
|
|
|
|
|
|
|
Dynamic |
Staitc |
|
NNU4920 |
100 |
140 |
40 |
125 |
244 |
1.88 |
NN3020 |
100 |
150 |
37 |
146 |
245 |
1.96 |
NNU4921 |
105 |
145 |
40 |
132 |
270 |
1.96 |
NN3021 |
105 |
160 |
41 |
192 |
310 |
2.96 |
NNU4922 |
110 |
150 |
40 |
132 |
258 |
2.04 |
NN3022 |
110 |
170 |
45 |
226 |
365 |
3.76 |
NNU4924 |
120 |
165 |
45 |
170 |
328 |
2.76 |
NNU4124 |
120 |
200 |
80 |
-- |
-- |
11 |
NN3024 |
120 |
180 |
46 |
232 |
390 |
4.1 |
NNU4926 |
130 |
180 |
50 |
187 |
368 |
3.79 |
NN3026 |
130 |
200 |
52 |
284 |
475 |
6.04 |
NNU4928 |
140 |
190 |
50 |
188 |
394 |
4.11 |
NN3026 |
140 |
210 |
53 |
297 |
515 |
6.48 |
NNU4930 |
150 |
210 |
60 |
325 |
655 |
6.2 |
NN3030 |
150 |
225 |
56 |
330 |
570 |
7.88 |
NNU4932 |
160 |
220 |
60 |
330 |
653 |
6.53 |
NN3032 |
160 |
240 |
60 |
369 |
635 |
9.57 |
NNU4934 |
170 |
230 |
60 |
336 |
672 |
6.85 |
NN3034 |
170 |
260 |
67 |
440 |
775 |
13 |
NNU4936 |
180 |
250 |
69 |
380 |
830 |
10.2 |
NN3036 |
180 |
280 |
74 |
561 |
994 |
17 |
NNU4938 |
190 |
260 |
69 |
402 |
856 |
10.6 |
NN3038 |
190 |
290 |
75 |
580 |
1040 |
18 |
NNU4940 |
200 |
280 |
80 |
484 |
1010 |
14.9 |
NN3040 |
200 |
310 |
82 |
644 |
1140 |
23 |
NNU4944 |
220 |
300 |
80 |
510 |
1140 |
16.2 |
NN3044 |
220 |
340 |
90 |
800 |
1460 |
32.9 |
NNU4948 |
240 |
320 |
80 |
528 |
1160 |
17.4 |
NNU4148 |
240 |
400 |
160 |
-- |
-- |
85 |
NN3048 |
240 |
360 |
92 |
835 |
1688 |
-- |
NNU4176 |
240 |
620 |
243 |
-- |
-- |
285 |
NNU4952 |
260 |
360 |
100 |
745 |
1800 |
30.2 |
NN3052 |
260 |
440 |
104 |
-- |
-- |
110 |
NN3052 |
260 |
400 |
104 |
1020 |
1910 |
48 |
NNU4956 |
280 |
380 |
100 |
764 |
1710 |
32.2 |
NNU4156 |
280 |
460 |
180 |
-- |
-- |
120 |
NN3056 |
280 |
420 |
106 |
1080 |
2060 |
51.7 |
NNU4960 |
300 |
420 |
118 |
1020 |
2300 |
50 |
NNU4160 |
300 |
500 |
200 |
-- |
-- |
155 |
NN3060 |
300 |
460 |
118 |
1250 |
2370 |
71.5 |
NNU4964 |
320 |
440 |
118 |
1060 |
2430 |
52.7 |
NNU4164 |
320 |
540 |
218 |
-- |
-- |
200 |
NNU3064 |
320 |
480 |
121 |
1320 |
2580 |
77.2 |
NNU4968 |
340 |
460 |
118 |
1100 |
2580 |
58.5 |
NNU3068 |
340 |
520 |
180 |
1650 |
3180<, /SPAN> |
140 |
NNU4972 |
360 |
480 |
118 |
1650 |
3180 |
61 |
NNU4172 |
360 |
600 |
243 |
-- |
-- |
275 |
NNU4876 |
380 |
480 |
100 |
1120 |
2870 |
44 |
NNU4976 |
380 |
520 |
140 |
1450 |
3500 |
91.5 |
NNU4980 |
400 |
540 |
140 |
1470 |
3680 |
92.5 |
NNU4884 |
420 |
520 |
100 |
1170 |
3180 |
48 |
NNU4984 |
420 |
560 |
140 |
1510 |
3830 |
99 |
NNU4184 |
420 |
700 |
280 |
-- |
-- |
-- |
NNU4988 |
440 |
600 |
160 |
2050 |
4970 |
140 |
NNU4892 |
460 |
580 |
118 |
1190 |
3050 |
75 |
NNU4992 |
460 |
620 |
160 |
2220 |
5850 |
132 |
NNU4896 |
480 |
600 |
118 |
-- |
-- |
78 |
NNU4996 |
480 |
650 |
170 |
2280 |
5900 |
165 |
NNU4196 |
480 |
790 |
`308 |
6810 |
13820 |
603 |
NNU49/500 |
500 |
670 |
170 |
2330 |
5890 |
175 |
NNU49/530 |
530 |
710 |
180 |
2860 |
7450 |
210 |
NNU40/530 |
530 |
780 |
250 |
-- |
-- |
420 |
NNU49/560 |
560 |
790 |
190 |
3140 |
8370 |
245 |
NNU40/560 |
560 |
820 |
258 |
-- |
-- |
420 |
NNU49/600 |
600 |
800 |
200 |
3580 |
9750 |
290 |
NNU41/600 |
600 |
980 |
375 |
-- |
-- |
1100 |
NNU49/630 |
630 |
850 |
218 |
3835 |
10700 |
370 |
NNU49/670 |
670 |
900 |
230 |
4950 |
13100 |
430 |
NNU49/710 |
710 |
950 |
243 |
5390 |
14700 |
500 |
NNU48/750 |
750 |
920 |
170 |
-- |
-- |
245 |
NN49/750 |
750 |
1000 |
250 |
5500 |
15300 |
540 |
NNU48/800 |
800 |
980 |
180 |
2860 |
8560 |
295 |
NNU49/800 |
800 |
1060 |
258 |
5830 |
16200 |
615 |
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