Double-row Cylindrical Roller Bearing | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
d 280-360mm | |||||||||||||||
Basic Size | Basic load rating | Designation(Design) | Abutment and chamfer dimensions | Mass | |||||||||||
d | D | B | rsmin | FW | EW | dynamic | static | Cylindrical bore | Tapered bore | da(2) | d1a | dc min | Da | ra max | |
C | Co | ||||||||||||||
mm | kN | mm | kg | ||||||||||||
280 | 350 | 69 | 1.1 | - | 329 | 445 | 1160 | NN4856 | - | 293 | - | - | 336 | 1 | 15.3 |
280 | 380 | 75 | 2.1 | - | 355 | 695 | 1460 | NN3956 | NN3956K | 297 | 304 | - | 361 | 2 | 22.7 |
280 | 380 | 100 | 2.1 | - | 355 | 960 | 2230 | NN4956 | NN4956K | 297 | 306 | - | 361 | 2 | 32.9 |
280 | 380 | 100 | 2.1 | 309 | - | 960 | 2230 | NNU4956 | NNU4956K | 297 | 306 | 315 | 361 | 2 | 33 |
280 | 420 | 106 | 4 | - | 384 | 1080 | 2080 | NN3056 | NN3056K | 302 | 311 | - | 395 | 3 | 51.1 |
280 | 420 | 106 | 4 | 320 | - | 1080 | 2080 | NNU3056 | - | 302 | - | 326 | 395 | 3 | 51.4 |
280 | 460 | 146 | 5 | - | 413 | 1520 | 2790 | NN3156 | NN3156K | 306 | 319 | - | 431 | 4 | 95.7 |
300 | 380 | 80 | 2.1 | 324 | - | 690 | 1760 | NNU4860 | - | 318 | - | 331 | 361 | 2 | 21.7 |
300 | 420 | 118 | 3 | - | 388 | 1230 | 2870 | NN4960 | NN4960K | 320 | 330 | - | 398 | 2.5 | 51.6 |
300 | 420 | 118 | 3 | 336 | - | 1230 | 2870 | NNU4960 | NNU4960K | 320 | 330 | 343 | 398 | 2.5 | 51.9 |
300 | 460 | 118 | 4 | - | 418 | 1290 | 2460 | NN3060 | NN3060K | 323 | 333 | - | 435 | 3 | 70.7 |
300 | 460 | 160 | 4 | - | 418 | 1920 | 4100 | NN4060 | NN4060K | 323 | 336 | - | 435 | 3 | 97.6 |
300 | 500 | 160 | 5 | - | 448 | 1760 | 3150 | NN3160 | NN3160K | 327 | 340 | - | 470 | 4 | 125 |
300 | 500 | 160 | 5 | 358 | - | 1760 | 3150 | NNU3160 | - | 327 | - | 365 | 470 | 4 | 126 |
320 | 400 | 80 | 2.1 | 344 | - | 700 | 1840 | NNU4864 | - | 338 | - | 351 | 381 | 2 | 22.8 |
320 | 440 | 118 | 3 | - | 408 | 1260 | 3050 | NN4964 | NN4964K | 340 | 350 | - | 418 | 2.5 | 50.2 |
320 | 440 | 118 | 3 | 356 | - | 1260 | 3050 | NNU4964 | NNU4964K | 340 | 350 | 363 | 418 | 2.5 | 54.9 |
320 | 480 | 121 | 4 | - | 438 | 1350 | 2670 | NN3064 | NN3064K | 343 | 354 | - | 454 | 3 | 76.6 |
320 | 480 | 121 | 4 | 366 | - | 1350 | 2670 | NNU3064 | NNU3064K | 343 | 354 | 373 | 454 | 3 | 76.9 |
320 | 480 | 160 | 4 | 367 | - | 1960 | 4300 | NNU4064 | - | 343 | - | 374 | 454 | 3 | 103 |
320 | 540 | 176 | 5 | 384 | - | 2090 | 3750 | NNU3164 | NNU3164K | 347 | 362 | 391 | 509 | 4 | 154 |
340 | 460 | 90 | 3 | - | 428 | 905 | 2020 | NN3968 | NN3968K | 361 | 368 | - | 438 | 2.5 | 42.9 |
340 | 460 | 118 | 3 | - | 428 | 1350 | 3400 | NN4968 | NN4968K | 361 | 371 | - | 438 | 2.5 | 52.1 |
340 | 460 | 118 | 3 | 376 | - | 1350 | 3400 | NNU4968 | - | 361 | - | 383 | 438 | 2.5 | 57.8 |
340 | 520 | 133 | 5 | - | 473 | 1670 | 3300 | NN3068 | NN3068K | 368 | 379 | - | 490 | 4 | 102 |
340 | 520 | 133 | 5 | 393 | - | 1670 | 3300 | NNU3068 | - | 368 | - | 400 | 490 | 4 | 103 |
340 | 520 | 180 | 5 | 393 | - | 2420 | 5350 | NNU4068 | - | 368 | - | 400 | 490 | 4 | 141 |
360 | 480 | 90 | 3 | - | 448 | 930 | 2130 | NN3972 | - | 381 | - | - | 457 | 2.5 | 44.9 |
360 | 480 | 118 | 3 | 396 | - | 1390 | 3550 | NNU4972 | - | 381 | - | 403 | 457 | 2.5 | 60.6 |
360 | 540 | 134 | 5 | - | 493 | 1700 | 3450 | NN3072 | NN3072K | 388 | 399 | - | 509 | 4 | 106 |
360 | 540 | 134 | 5 | 413 | - | 1700 | 3450 | NNU3072 | - | 388 | - | 420 | 509 | 4 | 108 |
360 | 540 | 180 | 5 | - | 496 | 2530 | 5450 | NN4072 | NN4072K | 388 | 403 | - | 509 | 4 | 132 |