KOYO Cylindrical roller bearings

| d | Boundary dimensions
(mm) |
Ew |
Basic load ratings
(kN) Cr C0r |
Fatigue
load limit (kN) Cu |
Bearing No.
NN NNU Cylindrical Cylindrical bore bore |
De- sign | (Refer.)
Mass (kg) Cylindrical bore |
|||||||
| D B | r
min. |
|||||||||||||
| 220 | 300
370 |
80
120 |
2.1 4 | 244
263 |
— |
1 |
561
110 |
1
1 |
220
950 |
145
223 |
NNU4944
NNU3144 |
2
2 |
16.7
52.5 |
|
| 240 | 320
360 400 |
80
92 128 |
2.1 3
4 |
263
286 |
330 |
1 |
588
864 270 |
1
1 2 |
340
590 290 |
155
184 257 |
NN3048 — |
NNU4948
NNU3148 |
2
1 2 |
18.0
32.8 65.3 |
| 260 | 360 | 100 | 2.1 | 287 | 941 | 2 | 050 | 228 | NNU4952 | 2 | 31.4 | |||
| 280 | 380
420 |
100
106 |
2.1 4 | 308 |
384 |
1 |
976
090 |
2
2 |
200
010 |
239
220 |
NN3056 |
NNU4956
— |
2
1 |
33.1
51.2 |
| 300 | 420
460 |
118
118 |
3
4 |
339 |
418 |
1
1 |
170
290 |
2
2 |
720
460 |
285
266 |
NN3060 |
NNU4960
— |
2
1 |
51.9
70.8 |
| 320 | 480
480 |
121
160 |
4
4 |
362 |
438 | 1
1 |
350
970 |
2
4 |
670
040 |
283
414 |
NN3064
— |
NNU4064 |
1
2 |
76.4
99.9 |
| 340 | 460
520 |
118
180 |
3
5 |
372
387 |
— | 1
2 |
270
370 |
2
4 |
930
810 |
301
486 |
NNU4968
NNU4068 |
2
2 |
56.8
136 |
|
| 360 | 480
540 540 540 600 |
118
134 180 266 192 |
3
5 5 5 5 |
390
407 407 |
538 |
1
1 2 3 2 |
340
560 430 930 820 |
3
3 5 9 5 |
050
090 050 410 400 |
314
315 503 903 534 |
NN3072 — NN3172 |
NNU4972
NNU4072 72NNU54266 — |
2
1 2 2-P 1 |
58.2
107 142 219 218 |
| 380 | 570 | 300 | 4 | 423 | 4 | 970 | 11 | 700 | 1 100 | — 76NNU57300 | 2-P | 271 | ||
| 400 | 600
600 600 |
148
170 200 |
5
5 5 |
452 453 |
2
2 2 |
030
930 970 |
4
6 6 |
140
200 280 |
414
611 608 |
NN3080 |
80NNU60170 NNU4080 |
1
2-P 2 |
146
172 195 |
|
| 410 | 600 | 220 | 5 | 470 | — | 3 | 700 | 9 | 060 | 856 | — 82DC60220 | 2-P | 214 | |
You can get competitive price from our company. More information, please contact us E-mail:sale@adyrbearing.comADYR Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands including FAG bearing, FAG bearing, FAG bearing, NTN bearings, SKF bearings, deep groove ball bearings, cylindrical roller bearings, tapered roller bearings, self-aligning ball bearings,thrust ball bearings, rolling mill
bearings, spherical roller thrust bearings, spherical bearings, adapter sleeves, withdrawal sleeves, lock nut, lock washer,locking device, etc. We can provide bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings, spherical plain bearings, high temperature, super-precision bearings, as well as some rare types customized to your need.Middle East and Southeast Asia.Our goal is to exceed our customers’ expectation in providing quality products and continue to improve the services we
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