KOYO BEAIRNG
| 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 |
min. | da | Mounting dimensions (mm) db Da max. min. max. min. | ra max. | (Refer.) Mass (kg) Cylindrical bore | |||||||||
| D B | r min. | |||||||||||||||||||
| 100 | 140 150 | 40 37 | 1.1 1.5 | 113 | 137 | 139 157 | 258 265 | 32.9 33.3 | NN3020 | NNU4920 — | 2 1 | 106.5 108 | 111 | 115 | 133.5 142 | 139 | 1 1.5 | 1.95 2.28 | ||
| 105 | 160 | 41 | 2 | — | 146 | 197 | 322 | 42.5 | NN3021 | 1 | 114 | — | — | 151 | 148 | 2 | 2.88 | |||
| 110 | 150 170 | 40 45 | 1.1 2 | 123 | 155 | 163 221 | 326 361 | 42.4 47.9 | NN3022 | NNU4922 — | 2 1 | 116.5 119 | 121 | 125 | 143.5 161 | 157 | 1 2 | 2.10 3.65 | ||
| 120 | 165 180 | 45 46 | 1.1 2 | 134.5 — | 165 | 187 232 | 373 392 | 47.6 51.1 | NN3024 | NNU4924 — | 2 1 | 126.5 129 | 132 | 137 | 158.5 171 | 167 | 1 2 | 2.90 4.00 | ||
| 130 | 180 200 | 50 52 | 1.5 2 | 146 | 182 | 216 283 | 428 476 | 50.2 57.7 | NN3026 | NNU4926 — | 2 1 | 138 139 | 143.5 — | 148 | 172 191 | 183 | 1.5 2 | 3.90 5.94 | ||
| 140 | 190 210 | 50 53 | 1.5 2 | 156 | 192 | 222 297 | 456 516 | 52.5 61.5 | NN3028 | NNU4928 — | 2 1 | 148 149 | 153.5 — | 158 | 182 201 | 194 | 1.5 2 | 4.15 6.41 | ||
| 150 | 210 225 | 60 56 | 2 2.1 | 168.5 — | 206 | 343 334 | 692 587 | 80.7 70.1 | NN3030 | NNU4930 — | 2 1 | 159 161 | 166 | 171 | 201 214 | 208 | 2 2 | 6.50 7.74 | ||
| 160 | 220 240 | 60 60 | 2 2.1 | 178.5 — | 219 | 340 398 | 695 695 | 79.8 79.6 | NN3032 | NNU4932 — | 2 1 | 169 171 | 176 | 182 | 211 229 | 221 | 2 2 | 6.95 9.38 | ||
| 170 | 230 260 | 60 67 | 2 2.1 | 188.5 — | 236 | 361 471 | 763 824 | 86.4 105 | NN3034 | NNU4934 — | 2 1 | 179 181 | 186 | 192 | 221 249 | 238 | 2 2 | 7.20 12.8 | ||
| 180 | 280 | 74 | 2.1 | — | 255 | 561 | 958 | 118 | NN3036 | 1 | 191 | — | — | 269 | 257 | 2 | 16.8 | |||
| 190 | 260 290 | 69 75 | 2 2.1 | 210 | 265 | 465 598 | 996 1 020 | 119 128 | NN3038 | NNU4938 — | 2 1 | 199 201 | 207 | 215 | 251 279 | 267 | 2 2 | 11.0 17.6 | ||
| 200 | 280 310 340 | 80 82 112 | 2.1 2.1 3 | 223 — — | 282 304 | 509 631 960 | 1 050 1 120 1 640 | 125 137 194 | NN3040 NN3140 | NNU4940 — — | 2 1 1 | 211 211 213 | 219.5 — — | 228 — — | 269 299 327 | 285 307 | 2 2 2.5 | 15.4 22.5 41.3 | ||
CMTG BEARING CO.,LIMITED. has been engaged in bearing industry for many years, we provide a wide selections of brands, including FAG bearing, SKF bearing,NSK bearing,Nachi bearing, TIMKEN bearing, THK Linear Guide and Linear Block …ect.
Bearing typies including standard 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.
Contact us if any bearing in demand . we will check and revert ASAP.
