发布时间:2025-05-05
轴承代号 | 外 形 尺 寸 | 基本额定载荷 | 结构尺寸 | 安装尺寸 | 重量 | |||||||||||
mm | kN | mm | mm | 参考 | ||||||||||||
现代号 | 原代号 | d | D | B | rmin | Cr | Cor | Fw | Ew | damin | damax | Damin | Damax | dbmin | ramax | Kg |
NN3940 | 3282940 | 200 | 280 | 60 | 2.1 | 420 | 815 | - | 259 | 216 | 221 | 263 | - | - | 2 | 10.6 |
NN4940K/W20 | 4182940Y | 200 | 280 | 80 | 2.1 | 484 | 960 | - | 259 | 211 | 222 | 264 | 269 | - | 2 | 14.1 |
NN4940 | 4282940 | 200 | 280 | 80 | 2.1 | 570 | 1220 | - | 259 | 211 | 222 | 264 | 269 | - | 2 | 15.3 |
NNU4940 | 4482940 | 200 | 280 | 80 | 2.1 | 570 | 1220 | 225 | - | 211 | 222 | - | 269 | 228 | 2 | 15.3 |
NN3040 | 3282140 | 200 | 310 | 82 | 2.1 | 655 | 1170 | - | 282 | 211 | - | 285 | 299 | - | 2 | 22.7 |
NNU3040 | 3482140 | 200 | 310 | 82 | 2.1 | 655 | 1170 | 232 | - | 211 | 223 | - | 293 | 237 | 2 | 22.7 |
NN4040 | 4282140 | 200 | 310 | 109 | 2.1 | 890 | 1730 | - | 282 | 216 | 225 | 293 | - | - | 2 | 30.4 |
NN3944 | 3282944 | 220 | 300 | 60 | 2.1 | 440 | 895 | - | 279 | 236 | 241 | - | 283 | - | 2 | 11.4 |
NN4944 | 4282944 | 220 | 300 | 80 | 2.1 | 600 | 1330 | - | 279 | 236 | 242 | - | 283 | - | 2 | 16.6 |
NNU4944 | 4482944 | 220 | 300 | 80 | 2.1 | 600 | 1330 | 245 | - | 231 | 242 | - | 289 | 249 | 2 | 16.6 |
NN3044 | 3282144 | 220 | 340 | 90 | 3 | 815 | 1480 | - | 310 | 233 | - | 313 | 327 | - | 2.5 | 29.6 |
NNU3044 | 3482144 | 220 | 340 | 90 | 3 | 815 | 1480 | 254 | - | 230 | - | 313 | 327 | - | 2.5 | 30 |
NN4044 | 4282144 | 220 | 340 | 118 | 3 | 1190 | 2400 | - | 310 | 233 | - | 313 | 327 | - | 2.5 | 39.8 |
NN3144 | 3282744 | 220 | 370 | 120 | 4 | 1050 | 1810 | - | 331 | 241 | - | - | 346 | - | 3 | 51.9 |
NNU3144 | 3482744 | 220 | 370 | 120 | 4 | 1050 | 1810 | 263 | - | 241 | - | - | 346 | 268 | 3 | 52.3 |
NN4848 | 4282848 | 240 | 300 | 60 | 1.1 | 405 | 1030 | - | 283 | 248 | 255 | 287 | 290 | - | 1 | 9.77 |
NNU4848 | 4284848 | 240 | 300 | 60 | 1.1 | 358 | 930 | 259 | - | 248 | 255 | - | 290 | 263 | 1 | 9.9 |
NN3948 | 3282948 | 240 | 320 | 60 | 2.1 | 460 | 975 | - | 300 | 251 | 262 | - | 309 | - | 2 | 12.2 |
NN4948 | 4282948 | 240 | 320 | 80 | 2.1 | 625 | 1450 | - | 300 | 251 | 262 | - | 309 | - | 2 | 17.9 |
NNU4948 | 4482948 | 240 | 320 | 80 | 2.1 | 625 | 1450 | 263 | - | 251 | 262 | - | 309 | 269 | 2 | 18 |
NN3048 | 3282148 | 240 | 360 | 92 | 3 | 855 | 1600 | - | 330 | 253 | - | 333 | 347 | - | 2.5 | 32.7 |
NNU3048 | 3482148 | 240 | 360 | 92 | 3 | 855 | 1600 | 274 | - | 253 | 266 | - | 347 | 280 | 2.5 | 32.7 |
NN4048 | 4282148 | 240 | 360 | 118 | 3 | 1240 | 2600 | - | 330 | 253 | 266 | 333 | 347 | - | 2.5 | 39.3 |
NNU4048 | 4482148 | 240 | 360 | 118 | 3 | 1240 | 2600 | 274 | - | 253 | 266 | - | 347 | 281 | 2.5 | 42.7 |
NN3148 | 3282748 | 240 | 400 | 128 | 4 | 1170 | 2040 | - | 358 | 256 | - | 362 | 384 | - | 3 | 64.2 |
NNU4148 | 4482748 | 240 | 400 | 160 | 4 | 1880 | 3530 | 282 | - | 256 | 282 | - | 384 | 291 | 3 | 85 |
NN3952 | 3282952 | 260 | 360 | 75 | 2.1 | 670 | 1380 | - | 335 | 271 | 288 | - | 349 | - | 2 | 21.4 |
NN4952K | 4182952 | 260 | 360 | 100 | 2.1 | 711 | 1540 | - | 335 | 271 | 288 | - | 349 | - | 2 | 29.2 |
NN4952 | 4282952 | 260 | 360 | 100 | 2.1 | 935 | 2100 | - | 335 | 271 | 288 | - | 349 | - | 2 | 28.3 |
NNU4952 | 4482952 | 260 | 360 | 100 | 2.1 | 935 | 2100 | 292 | - | 271 | 288 | - | 349 | 296 | 2 | 31.1 |
NN3052K | 3182152 | 260 | 400 | 104 | 4 | 969 | 1810 | - | 364 | 276 | - | 367 | 384 | - | 3 | 47.1 |
NN3052 | 3282152 | 260 | 400 | 104 | 4 | 969 | 1810 | - | 364 | 276 | - | 367 | 384 | - | 3 | 48.5 |
NN4052 | 4282152 | 260 | 400 | 140 | 4 | 1550 | 3250 | - | 364 | 276 | - | 369 | 384 | - | 3 | 59.7 |
NNU4052 | 4482152 | 260 | 400 | 140 | 4 | 1550 | 3250 | 300 | - | 276 | 289 | - | 384 | 299 | 3 | 65 |
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