KOYO Cylindrical roller bearings
| d |
D |
Boundary dimensions
(mm) |
Fw |
Ew |
Basic load ratings
(kN) Cr C0r |
Fatigue
load limit (kN) Cu |
Bearing No. 1) |
De- sign | (Refer.) Mass
NU (N) (kg) |
|||||
| B | r r1 min. min. | |||||||||||||
| 140 | 300
300 |
102
102 |
4
4 |
4
4 |
180
180 |
—
— |
1
1 |
150
270 |
1
1 |
250
380 |
150
167 |
NU2328
NU2328R |
1~3
1~3 |
36.8
36.8 |
| 150 | 225
270 270 270 270 320 320 320 320 320 |
35
45 45 73 73 65 65 108 108 128 |
2.1
3 3 3 3 4 4 4 4 4 |
1.5
3 3 3 3 4 4 4 4 4 |
169.5
— 182 182 182 — 193 193 193 193 |
238
277 — — — — |
1 1 1 |
252
468 560 683 828 829 948 270 450 610 |
1 1 1 |
281
492 594 800 982 807 922 400 600 890 |
32.8
63.4 75.8 99.7 120 99.1 115 167 187 217 |
NU1030
N230 NU230R NU2230 NU2230R N330 NU330R NU2330 NU2330R NU3330 |
1, 3
4, 5 1~3 1~3 1~3 4, 5 1~3 1~3 1~3 1 |
4.83
(11.1) 10.7 18.7 18.7 (25.6) 27.0 44.7 44.7 51.4 |
| 160 | 220
220 240 270 290 290 290 290 340 340 340 340 340 |
28
36 38 86 48 48 80 80 68 68 114 114 136 |
2
2 2.1 2.1 3 3 3 3 4 4 4 4 4 |
2
2 1.5 2.1 3 3 3 3 4 4 4 4 4 |
175
175 180 187 195 195 193
204 208 204 208 |
255
292 — — — — |
1
1 1 1 1 |
187
249 297 854 535 624 790 010 872 070 340 640 590 |
1
1
1 1 1 1 |
228
330 330 070 568 666 939 190 876 050 520 820 890 |
25.9
42.5 42.8 129 71.3 83.3 113 141 106 128 178 212 216 |
NU1932
NU2932 NU1032 NU3132 N232 NU232R NU2232 NU2232R N332 NU332R NU2332 NU2332R NU3332 |
2, 3
2 1, 3 3 4, 5 1~3 1~3 1~3 4, 5 1~3 1~3 1~3 1 |
3.08
4.05 5.93 20.6 (13.9) 14.8 23.6 23.6 (30.2) 32.0 53.1 53.1 61.5 |
| 170 | 260
260 |
42 2.1 2.1 67 2.1 2.1 | 193
196 |
—
— |
347
578 |
400
824 |
50.5
98.9 |
NU1034
NU3034 |
1, 3
1 |
7.90
13.0 |
||||
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