| (mm) | (kN) | (rpm) | ||||||||||
| Dimensiones límite | Capacidades de carga básicas | Código del rodamiento | ||||||||||
| Velocidad | ||||||||||||
| d | D | B/C | r1.2min | r3.4min | Cr | Cor | Cylindrical bore | Tapered bore | ||||
| 100 | 140 | 30 | 1.1 | 1.1 | 106 | 182 | 6300 | NN3920 | NN3920K | |||
| 140 | 40 | 1.1 | 1.1 | 128 | 255 | 6300 | NNU4920 | NNU4920K | ||||
| 140 | 40 | 1.1 | 1.1 | 128 | 255 | 6300 | NN4920 | NN4920K | ||||
| 140 | 70/40 | 1.1 | 1.1 | 128 | 255 | 4800 | NNUB4920-70 | – | ||||
| 140 | 80/40 | 1.1 | 1.1 | 128 | 255 | 4800 | NNUB4920-80 | – | ||||
| 150 | 37 | 1.5 | 1.5 | 151 | 250 | 6000 | NN3020 | NN3020K | ||||
| 165 | 52 | 1.1 | 1.1 | 234 | 360 | 3600 | NN3120 | – | ||||
| 165 | 52 | 2 | 2 | 234 | 360 | 3600 | NNU3120 | – | ||||
| 165 | 65 | 2 | 2 | 358 | 570 | 3600 | NNU4120 | NNU4120K30 | ||||
| 105 | 145 | 40 | 1.1 | 1.1 | 130 | 260 | 6000 | NNU4921 | NNU4921K | |||
| 145 | 40 | 1.1 | 1.1 | 130 | 260 | 6000 | NN4921 | – | ||||
| 160 | 41 | 2 | 2 | 190 | 305 | 5600 | NNU3021 | NNU3021K | ||||
| 160 | 41 | 2 | 2 | 190 | 305 | 5600 | NN3021 | NN3021K | ||||
| 175 | 69 | 2 | 2 | 413 | 670 | 3400 | NNU4121 | NNU4121K30 | ||||
| 110 | 150 | 30 | 1.1 | 1.1 | 114 | 207 | 6000 | NN3922 | NN3922K | |||
| 150 | 40 | 1.1 | 1.1 | 132 | 270 | 6000 | NNU4922 | NNU4922K | ||||
| 150 | 40 | 1.1 | 1.1 | 132 | 270 | 6000 | NN4922 | NN4922K | ||||
| 150 | 55/40 | 1.1 | 1.1 | 132 | 270 | 4500 | NNUB4922 | – | ||||
| 170 | 45 | 2 | 2 | 220 | 360 | 5300 | NN3022 | NN3022K | ||||
| 170 | 45 | 2 | 2 | 220 | 360 | 5300 | NNU3022 | – | ||||
| 180 | 56 | 1.1 | 1.1 | 290 | 450 | 3200 | NN3122 | – | ||||
| 180 | 69 | 2 | 2 | 418 | 710 | 3200 | NNU4122 | NNU4122K30 | ||||
| 120 | 165 | 34 | 1.1 | 1.1 | 138 | 251 | 5300 | NN3924 | NN3924K | |||
| 165 | 45 | 1.1 | 1.1 | 176 | 340 | 5300 | NNU4924 | NNU4924K | ||||
| 165 | 45 | 1.1 | 1.1 | 176 | 340 | 5300 | NN4924 | NN4924K | ||||
| 180 | 46 | 2 | 2 | 229 | 390 | 5000 | NN3024 | NN3024K | ||||
| 120 | 180 | 46 | 2 | 2 | 229 | 390 | 5000 | NNU3024 | – | |||
| 200 | 62 | 2 | 2 | 355 | 550 | 3000 | NN3124 | NN3124K | ||||
| 200 | 80 | 2 | 2 | 523 | 865 | 3000 | NNU4124 | NNU4124K30 | ||||
| 215 | 130/100 | 2×60° | 1.1 | 704 | 1120 | 2200 | NNUB4224X2-130 | – | ||||
| 130 | 165 | 35 | 1 | 1 | 107 | 238 | 5000 | NN4826 | – | |||
| 180 | 37 | 1.5 | 1.5 | 173 | 325 | 4800 | NN3926 | NN3926K | ||||
| 180 | 50 | 1.5 | 1.5 | 187 | 390 | 4800 | NNU4926 | NNU4926K | ||||
| 180 | 50 | 1.5 | 1.5 | 187 | 390 | 4800 | NN4926 | NN4926K | ||||
| 200 | 52 | 1.1 | 2 | 284 | 475 | 4500 | NN3026 | NN3026K | ||||
| 200 | 52 | 2 | 2 | 284 | 475 | 4500 | NNU3026 | NNU3026K | ||||
| 210 | 64 | 2 | 2 | 360 | 580 | 2800 | NNU3126 | – | ||||
| 210 | 80 | 2 | 1.1 | 561 | 965 | 2800 | NNU4126 | NNU4126K30 | ||||
| 140 | 190 | 37 | 1.5 | 1.5 | 201 | 375 | 4500 | NN3928 | NN3928K | |||
| 190 | 50 | 1.5 | 1.5 | 190 | 400 | 4500 | NNU4928 | NNU4928K | ||||
| 190 | 50 | 1.5 | 1.5 | 190 | 400 | 4500 | NN4928 | NN4928K | ||||
| 210 | 53 | 2 | 2 | 297 | 520 | 4300 | NN3028 | NN3028K | ||||
| 210 | 53 | 2 | 2 | 297 | 520 | 4300 | NNU3028 | – | ||||
| 225 | 68 | 2.1 | 2.1 | 400 | 650 | 2600 | NN3128 | – | ||||
| 225 | 68 | 2.1 | 2.1 | 400 | 650 | 2600 | NNU3128 | – | ||||
| 225 | 85 | 2.1 | 2.1 | 627 | 1040 | 2600 | NNU4128 | NNU4128K30 | ||||
| 150 | 190 | 40 | 1.1 | 1.1 | 194 | 450 | 4500 | NN4830 | NN4830K | |||
| 210 | 45 | 2 | 2 | 262 | 490 | 4300 | NN3930 | NN3930K | ||||
| 210 | 60 | 2 | 2 | 330 | 655 | 4300 | NNU4930 | NNU4930K | ||||
| 210 | 60 | 2 | 2 | 330 | 655 | 4300 | NN4930 | NN4930K | ||||
| 225 | 56 | 2.1 | 2.1 | 330 | 570 | 4000 | NN3030 | NN3030K | ||||
| 225 | 56 | 2.1 | 2.1 | 330 | 570 | 4000 | NNU3030 | – | ||||
| 150 | 250 | 80 | 2.1 | 2.1 | 535 | 860 | 2400 | NN3130 | – | |||
| 250 | 100 | 2.1 | 2.1 | 748 | 1290 | 2400 | NNU4130 | NNU4130K30 | ||||
| 160 | 200 | 40 | 1 | 1 | 150 | 355 | 4000 | NN4832 | – | |||
| 220 | 45 | 2 | 2 | 271 | 520 | 4000 | NN3932 | NN3932K | ||||
| 220 | 60 | 2 | 2 | 330 | 680 | 4000 | NNU4932 | NNU4932K | ||||
| 220 | 60 | 2 | 2 | 330 | 680 | 4000 | NN4932 | NN4932K | ||||
| 240 | 60 | 2.1 | 2.1 | 369 | 655 | 3800 | NN3032 | NN3032K | ||||
| 240 | 60 | 2.1 | 2.1 | 369 | 655 | 3800 | NNU3032 | – | ||||
| 240 | 80 | 2.1 | 2.1 | 510 | 985 | 3800 | NN4032 | NN4032K | ||||
| 240 | 80 | 2.1 | 2.1 | 510 | 985 | 3800 | NNU4032 | – | ||||
| 270 | 86 | 2.1 | 2.1 | 620 | 1000 | 2200 | NN3132 | – | ||||
| 270 | 109 | 2.1 | 2.1 | 935 | 1530 | 2200 | NNU4132 | NNU4132K30 | ||||
| 170 | 230 | 45 | 2 | 2 | 280 | 550 | 3800 | NN3934 | NN3934K | |||
| 230 | 60 | 2 | 2 | 336 | 695 | 3800 | NNU4934 | NNU4934K | ||||
| 230 | 60 | 2 | 2 | 336 | 695 | 3800 | NN4934 | NN4934K | ||||
| 230 | 80 | 2 | 2 | 550 | 1180 | 2800 | NNU5934 | – | ||||
| 260 | 67 | 2.1 | 2.1 | 450 | 805 | 3400 | NN3034 | NN3034K | ||||
| 260 | 67 | 2.1 | 2.1 | 450 | 805 | 3400 | NNU3034 | NNU3034K | ||||
| 280 | 88 | 2.1 | 2.1 | 635 | 1050 | 2000 | NN3134 | – | ||||
| 280 | 88 | 2.1 | 2.1 | 635 | 1050 | 2000 | NNU3134 | – | ||||
| 280 | 109 | 2.1 | 2.1 | 968 | 1630 | 2000 | NNU4134 | NNU4134K30 | ||||
| 180 | 225 | 45 | 1 | 1 | 225 | 535 | 2200 | NN4836 | – | |||
| 250 | 52 | 2 | 2 | 340 | 655 | 3400 | NN3936 | NN3936K | ||||
| 250 | 69 | 2 | 2 | 402 | 850 | 3400 | NNU4936 | NNU4936K | ||||
| 250 | 69 | 2 | 2 | 402 | 850 | 3400 | NN4936 | NN4936K | ||||
| 280 | 74 | 2.1 | 2.1 | 561 | 1000 | 3200 | NN3036 | NN3036K | ||||
| 180 | 280 | 74 | 2.1 | 2.1 | 561 | 1000 | 3200 | NNU3036 | – | |||
| 300 | 118 | 3 | 3 | 1080 | 1830 | 1900 | NNU4136 | NNU4136K30 | ||||
| 320 | 104 | 3 | 3 | 840 | 1420 | 1800 | NN3138 | – | ||||
| 190 | 260 | 69 | 2 | 2 | 402 | 880 | 3200 | NNU4938 | NNU4938K | |||
| 290 | 75 | 2.1 | 2.1 | 594 | 1080 | 3000 | NNU3038 | – | ||||
| 290 | 75 | 2.1 | 2.1 | 594 | 1080 | 3000 | NN3038 | NN3038K | ||||
| 290 | 100 | 2.1 | 2.1 | 825 | 1640 | 3000 | NN4038 | – | ||||
| 320 | 128 | 3 | 3 | 1320 | 2200 | 1800 | NNU4138 | NNU4138K30 | ||||
| 200 | 250 | 50 | 1.5 | 1.5 | 242 | 600 | 2400 | NNU4840 | NNU4840K | |||
| 280 | 60 | 2.1 | 2.1 | 420 | 815 | 3000 | NN3940 | NN3940K | ||||
| 280 | 80 | 2.1 | 2.1 | 484 | 1040 | 3000 | NNU4940 | NNU4940K | ||||
| 280 | 80 | 2.1 | 2.1 | 484 | 1040 | 3000 | NN4940 | NN4940K | ||||
| 310 | 82 | 2.1 | 2.1 | 644 | 1140 | 2000 | NN3040 | NN3040K | ||||
| 310 | 82 | 2.1 | 2.1 | 644 | 1140 | 2000 | NNU3040 | NNU3040K | ||||
| 310 | 109 | 2.1 | 2.1 | 890 | 1730 | 2000 | NN4040 | NN4040K | ||||
| 310 | 115 | 2.1 | 2.1 | 1010 | 1860 | 2000 | NNU4040X2 | – | ||||
| 340 | 140 | 3 | 3 | 1470 | 2550 | 1700 | NNU4140 | NNU4140K30 | ||||
| 220 | 300 | 60 | 2.1 | 2.1 | 440 | 895 | 2800 | NN3944 | NN3944K | |||
| 300 | 80 | 2.1 | 2.1 | 512 | 1140 | 2800 | NNU4944 | NNU4944K | ||||
| 300 | 80 | 2.1 | 2.1 | 512 | 1140 | 2800 | NN4944 | NN4944K | ||||
| 300 | 100 | 2.1 | 2.1 | 897 | 1930 | 2200 | NNU5944X2 | – | ||||
| 340 | 90 | 3 | 3 | 809 | 1460 | 2600 | NN3044 | NN3044K | ||||
| 340 | 90 | 3 | 3 | 809 | 1460 | 2600 | NNU3044 | – | ||||
| 340 | 118 | 3 | 3 | 1190 | 2400 | 2600 | NN4044 | NN4044K | ||||
| 370 | 120 | 4 | 4 | 1050 | 1810 | 1500 | NN3144 | – | ||||
| 370 | 120 | 4 | 4 | 1050 | 1810 | 1500 | NNU3144 | – | ||||
| 370 | 150 | 4 | 4 | 1650 | 2900 | 1500 | NNU4144 | NNU4144K30 | ||||
| 240 | 300 | 60 | 2 | 2 | 358 | 930 | 2200 | NNU4848 | NNU4848K | |||
| 300 | 60 | 1.1 | 1.1 | 358 | 930 | 2200 | NN4848 | – | ||||
| 320 | 60 | 2.1 | 2.1 | 460 | 975 | 2600 | NN3948 | NN3948K | ||||
| 320 | 80 | 2.1 | 2.1 | 528 | 1220 | 2600 | NNU4948 | NNU4948K | ||||
| 320 | 80 | 2.1 | 2.1 | 528 | 1220 | 2600 | NN4948 | NN4948K | ||||
| 320 | 100 | 2.1 | 2.1 | 880 | 1960 | 1400 | NNU5948X2 | – | ||||
| 360 | 92 | 3 | 3 | 842 | 1560 | 2400 | NN3048 | NN3048K | ||||
| 360 | 92 | 3 | 3 | 842 | 1560 | 2400 | NNU3048 | NNU3048K | ||||
| 360 | 118 | 3 | 3 | 1240 | 2600 | 2400 | NN4048 | NN4048K | ||||
| 360 | 118 | 3 | 3 | 1240 | 2600 | 2400 | NNU4048 | – | ||||
| 400 | 128 | 4 | 4 | 1170 | 2040 | 1400 | NN3148 | NN3148K | ||||
| 400 | 160 | 4 | 4 | 1980 | 3650 | 1400 | NNU4148 | NNU4148K30 | ||||
| 260 | 360 | 75 | 2.1 | 2.1 | 670 | 1380 | 2400 | NN3952 | NN3952K | |||
| 360 | 100 | 2.1 | 2.1 | 748 | 1700 | 2400 | NNU4952 | NNU4952K | ||||
| 360 | 100 | 2.1 | 2.1 | 748 | 1700 | 2400 | NN4952 | NN4952K | ||||
| 360 | 102 | 2.1 | 2.1 | 990 | 2200 | 1800 | NNU4952X2 | – | ||||
| 400 | 104 | 4 | 4 | 1020 | 1930 | 2200 | NNU3052 | NN3052K | ||||
| 400 | 104 | 4 | 4 | 1030 | 1920 | 2200 | NN3052 | NN3052K | ||||
| 400 | 140 | 4 | 4 | 1550 | 3150 | 1500 | NNU4052 | NNU4052K | ||||
| 400 | 140 | 4 | 4 | 1550 | 3150 | 1500 | NN4052 | NN4052K | ||||
| 440 | 144 | 4 | 4 | 1480 | 2660 | 1300 | NN3152 | NN3152K | ||||
| 440 | 180 | 4 | 4 | 2200 | 3900 | 1300 | NNU4152 | NNU4152K30 | ||||
| 280 | 350 | 69 | 2 | 2 | 445 | 1160 | 1700 | NNU4856 | NNU4856K | |||
| 350 | 69 | 1.1 | 1.1 | 445 | 1160 | 1700 | NN4856 | – | ||||
| 380 | 75 | 2.1 | 2.1 | 695 | 1460 | 2200 | NN3956 | NN3956K | ||||
| 380 | 100 | 2.1 | 2.1 | 765 | 1800 | 2200 | NNU4956 | NNU4956K | ||||
| 380 | 100 | 2.1 | 2.1 | 765 | 1800 | 1600 | NNUP4956 | – | ||||
| 280 | 380 | 100 | 2.1 | 2.1 | 765 | 1800 | 1600 | NN4956 | NN4956K | |||
| 420 | 106 | 4 | 4 | 1080 | 2080 | 2000 | NN3056 | NN3056K | ||||
| 420 | 106 | 4 | 4 | 1080 | 2080 | 2000 | NNU3056 | – | ||||
| 420 | 140 | 4 | 4 | 1650 | 3150 | 1400 | NNU4056 | NNU4056K | ||||
| 460 | 146 | 5 | 5 | 1520 | 2790 | 1200 | NN3156 | NN3156K | ||||
| 460 | 180 | 5 | 5 | 2550 | 4750 | 1200 | NNU4156 | NNU4156K30 | ||||
| 300 | 380 | 80 | 2.1 | 2.1 | 583 | 1560 | 1600 | NNU4860 | NNU4860K | |||
| 420 | 118 | 3 | 3 | 1020 | 2360 | 2000 | NNU4960 | NNU4960K | ||||
| 420 | 118 | 3 | 3 | 1020 | 2360 | 2000 | NN4960 | NN4960K | ||||
| 420 | 150 | 1.5 | 1.5 | 1870 | 4500 | 1600 | NNU5960X2 | – | ||||
| 460 | 118 | 4 | 4 | 1250 | 2400 | 1900 | NN3060 | NN3060K | ||||
| 460 | 160 | 4 | 4 | 1920 | 4100 | 1300 | NNU4060 | NNU4060K | ||||
| 460 | 160 | 4 | 4 | 1920 | 4100 | 1300 | NN4060 | NN4060K | ||||
| 500 | 160 | 5 | 5 | 1760 | 3150 | 1100 | NN3160 | NN3160K | ||||
| 500 | 160 | 5 | 5 | 1760 | 3150 | 1100 | NNU3160 | – | ||||
| 500 | 200 | 5 | 5 | 2860 | 5300 | 1100 | NNU4160 | NNU4160K30 | ||||
| 320 | 400 | 80 | 2.1 | 2.1 | 765 | 2080 | 1500 | NNU4864 | NNU4864K | |||
| 440 | 118 | 3 | 3 | 1060 | 2500 | 1400 | NNU4964 | NNU4964K | ||||
| 440 | 118 | 3 | 3 | 1060 | 2500 | 1400 | NNUP4964 | – | ||||
| 440 | 118 | 3 | 3 | 1060 | 2500 | 1400 | NN4964 | NN4964K | ||||
| 480 | 121 | 4 | 4 | 1320 | 2600 | 1800 | NN3064 | NN3064K | ||||
| 480 | 121 | 4 | 4 | 1320 | 2600 | 1800 | NNU3064 | NNU3064K | ||||
| 480 | 160 | 4 | 4 | 2120 | 4300 | 1200 | NNU4064 | NNU4064K | ||||
| 320 | 480 | 175 | 1.5 | 1.5 | 2460 | 5400 | 1200 | NNU4064X2 | – | |||
| 540 | 176 | 5 | 5 | 2090 | 3750 | 1000 | NNU3164 | NNU3164K | ||||
| 540 | 218 | 5 | 5 | 3410 | 6200 | 1000 | NNU4164 | NNU4164K30 | ||||
| 340 | 420 | 80 | 2.1 | 2.1 | 644 | 1830 | 1400 | NNU4868 | NNU4868K | |||
| 420 | 80 | 2.1 | 2.1 | 644 | 1830 | 1400 | NNUP4868 | – | ||||
| 460 | 90 | 3 | 3 | 905 | 2020 | 1700 | NN3968 | NN3968K | ||||
| 460 | 118 | 3 | 3 | 1100 | 2650 | 1700 | NNU4968 | NNU4968K | ||||
| 460 | 118 | 3 | 3 | 1100 | 2650 | 1700 | NN4968 | NN4968K | ||||
| 520 | 133 | 5 | 5 | 1670 | 3300 | 1600 | NN3068 | NN3068K | ||||
| 340 | 520 | 133 | 5 | 5 | 1670 | 3300 | 1600 | NNU3068 | – | |||
| 520 | 180 | 5 | 5 | 2550 | 5100 | 1100 | NNU4068 | NNU4068K | ||||
| 520 | 305/200 | 5 | 5 | 3300 | 7100 | 1100 | NNUB4068X2-305 | – | ||||
| 580 | 243 | 5 | 5 | 4020 | 7500 | 950 | NNU4168 | NNU4168K30 | ||||
| 360 | 480 | 90 | 3 | 3 | 930 | 2130 | 1700 | NN3972 | – | |||
| 480 | 118 | 3 | 3 | 1120 | 2800 | 1700 | NNU4972 | NNU4972K | ||||
| 540 | 134 | 5 | 5 | 1720 | 3450 | 1500 | NN3072 | NN3072K | ||||
| 540 | 134 | 5 | 5 | 1700 | 3450 | 1500 | NNU3072 | – | ||||
| 540 | 180 | 5 | 5 | 2530 | 5450 | 1100 | NNU4072 | NNU4072K | ||||
| 540 | 180 | 5 | 5 | 2530 | 5450 | 1100 | NN4072 | NN4072K | ||||
| 600 | 243 | 5 | 5 | 4290 | 8500 | 900 | NNU4172 | NNU4172K30 | ||||
| 380 | 480 | 100 | 2.1 | 2.1 | 952 | 2550 | 1200 | NNU4876 | NNU4876K | |||
| 520 | 140 | 4 | 4 | 1450 | 3600 | 1500 | NNU4976 | NNU4976K | ||||
| 520 | 140 | 4 | 4 | 1450 | 3600 | 1500 | NN4976 | NN4976K | ||||
| 560 | 135 | 5 | 5 | 1680 | 3450 | 1500 | NN3076 | NN3076K | ||||
| 560 | 180 | 5 | 5 | 2650 | 6200 | 1000 | NNU4076 | NNU4076K | ||||
| 560 | 180 | 5 | 5 | 2650 | 6200 | 1000 | NN4076 | NN4076K | ||||
| 620 | 194 | 5 | 5 | 2620 | 4950 | 850 | NN3176 | NN3176K | ||||
| 620 | 243 | 5 | 5 | 4290 | 8500 | 850 | NNU4176 | NNU4176K30 | ||||
| 400 | 500 | 100 | 2.1 | 2.1 | 968 | 2750 | 1200 | NNU4880 | NNU4880K | |||
| 400 | 500 | 100 | 2.1 | 2.1 | 968 | 2750 | 1200 | NNUP4880 | – | |||
| 540 | 106 | 4 | 4 | 1290 | 2890 | 1500 | NN3980 | – | ||||
| 540 | 140 | 4 | 4 | 1470 | 3800 | 1500 | NNU4980 | NNU4980K | ||||
| 540 | 140 | 4 | 4 | 1470 | 3800 | 1500 | NN4980 | NN4980K | ||||
| 600 | 148 | 5 | 5 | 2160 | 4500 | 1400 | NN3080 | NN3080K | ||||
| 600 | 200 | 5 | 5 | 3470 | 7200 | 950 | NNU4080 | NNU4080K | ||||
| 650 | 250 | 6 | 6 | 4730 | 9500 | 800 | NNU4180 | NNU4180K30 | ||||
| 420 | 520 | 100 | 2.1 | 2.1 | 990 | 2850 | 1000 | NNU4884 | NNU4884K | |||
| 560 | 106 | 4 | 4 | 1280 | 2900 | 900 | NN3984 | – | ||||
| 560 | 140 | 4 | 4 | 1510 | 4000 | 1400 | NNU4984 | NNU4984K | ||||
| 560 | 140 | 4 | 4 | 1510 | 4000 | 1400 | NN4984 | NN4984K | ||||
| 620 | 150 | 5 | 5 | 2120 | 4500 | 1300 | NN3084 | NN3084K | ||||
| 620 | 150 | 5 | 5 | 2120 | 4500 | 1300 | NNU3084 | NNU3084K | ||||
| 620 | 200 | 5 | 5 | 3150 | 7100 | 900 | NNU4084 | NNU4084K | ||||
| 620 | 200 | 5 | 5 | 3150 | 7100 | 900 | NN4084 | NN4084K | ||||
| 620 | 260 | 6 | 6 | 4290 | 10200 | 900 | NNUP5084X2 | – | ||||
| 650 | 200 | 6 | 6 | 2770 | 5400 | 800 | NNU3184 | – | ||||
| 700 | 280 | 6 | 6 | 5500 | 11400 | 750 | NNU4184 | NNU4184K30 | ||||
| 440 | 540 | 100 | 2.1 | 2.1 | 1010 | 2900 | 1000 | NNU4888 | NNU4888K | |||
| 600 | 160 | 4 | 4 | 2050 | 5200 | 1300 | NNU4988 | NNU4988K | ||||
| 650 | 157 | 6 | 6 | 2360 | 4900 | 1200 | NN3088 | NN3088K | ||||
| 650 | 157 | 6 | 6 | 2360 | 4900 | 1200 | NNU3088 | – | ||||
| 650 | 212 | 6 | 6 | 3910 | 8300 | 850 | NNU4088 | NNU4088K | ||||
| 700 | 224 | 6 | 6 | 3550 | 6800 | 800 | NNU3184 | – | ||||
| 720 | 280 | 6 | 6 | 5720 | 11800 | 700 | NNU4188 | NNU4188K30 | ||||
| 460 | 580 | 118 | 3 | 3 | 1190 | 3250 | 1000 | NNU4892 | NNU4892K | |||
| 620 | 118 | 4 | 4 | 1610 | 3700 | 1200 | NN3992 | NN3992K | ||||
| 460 | 620 | 160 | 4 | 4 | 2090 | 5500 | 1200 | NNU4992 | NNU4992K | |||
| 680 | 163 | 6 | 6 | 2600 | 5500 | 1200 | – | NN3092K | ||||
| 680 | 218 | 6 | 6 | 4290 | 9000 | 800 | NNU4092 | NNU4092K | ||||
| 720 | 226 | 6 | 6 | 3500 | 6800 | 750 | NN3192 | NN3192K | ||||
| 760 | 300 | 7.5 | 7.5 | 6440 | 13200 | 670 | NNU4192 | NNU4192K30 | ||||
| 480 | 650 | 170 | 5 | 5 | 2330 | 6100 | 1200 | NNU4996 | NNU4996K | |||
| 650 | 170 | 5 | 5 | 2330 | 6100 | 1200 | NN4996 | NN4996K | ||||
| 700 | 165 | 6 | 6 | 2700 | 5850 | 1100 | NN3096 | NN3096K | ||||
| 700 | 218 | 6 | 6 | 4400 | 9650 | 750 | NNU4096 | NNU4096K | ||||
| 700 | 260 | 6 | 6 | 5390 | 12500 | 750 | NNU5096X2 | – | ||||
| 790 | 248 | 7.5 | 7.5 | 4050 | 8100 | 630 | NN3196 | NN3196K | ||||
| 790 | 308 | 7.5 | 7.5 | 7040 | 14300 | 630 | NNU4196 | NNU4196K30 | ||||
| 500 | 670 | 170 | 5 | 5 | 2330 | 6100 | 1100 | NNU49/500 | NNU49/500K | |||
| 700 | 170 | 5 | 5 | 2700 | 5400 | 800 | NN49/500X1 | – | ||||
| 720 | 167 | 6 | 6 | 2580 | 5600 | 1100 | NN30/500 | NN30/500K | ||||
| 720 | 167 | 6 | 6 | 2580 | 5600 | 1100 | NNU30/500 | – | ||||
| 720 | 218 | 6 | 6 | 4460 | 10000 | 750 | NNU40/500 | NNU40/500K | ||||
| 830 | 325 | 7.5 | 7.5 | 7480 | 15000 | 600 | NNU41/500 | NNU41/500K30 | ||||
| 530 | 710 | 136 | 5 | 5 | 2040 | 4900 | 1000 | NNU39/500 | – | |||
| 710 | 180 | 5 | 5 | 2860 | 7800 | 1000 | NNU49/530 | NNU49/530K | ||||
| 710 | 180 | 5 | 5 | 2860 | 7800 | 1000 | NN49/530 | NN49/530K | ||||
| 780 | 185 | 6 | 6 | 3200 | 6900 | 1000 | NN30/530 | NN30/530K | ||||
| 780 | 185 | 6 | 6 | 3200 | 6900 | 1000 | NNU30/530 | NNU30/530K | ||||
| 780 | 250 | 6 | 6 | 5500 | 12200 | 670 | NNU40/530 | NNU40/530K | ||||
| 870 | 335 | 7.5 | 7.5 | 7810 | 16000 | 560 | NNU41/530 | NNU41/530K30 | ||||
| 560 | 750 | 190 | 5 | 5 | 3190 | 8650 | 950 | NNU49/560 | NNU49/560K | |||
| 820 | 195 | 6 | 6 | 3690 | 8000 | 900 | NN30/560 | NN30/560K | ||||
| 560 | 820 | 258 | 6 | 6 | 4100 | 10600 | 630 | NNU40/560 | NNU40/560K | |||
| 820 | 258 | 6 | 6 | 4100 | 10600 | 630 | NN40/560 | – | ||||
| 920 | 280 | 7.5 | 7.5 | 6850 | 13700 | 530 | NNU31/560 | – | ||||
| 920 | 355 | 7.5 | 7.5 | 8800 | 18300 | 530 | NNU41/560 | NNU41/560K30 | ||||
| 600 | 800 | 200 | 5 | 5 | 3580 | 10200 | 900 | NNU49/600 | NNU49/600K | |||
| 870 | 200 | 6 | 6 | 3800 | 8650 | 850 | NN30/600 | NN30/600K | ||||
| 870 | 272 | 6 | 6 | 6820 | 15600 | 600 | NNU40/600 | NNU40/600K | ||||
| 980 | 375 | 7.5 | 7.5 | 9900 | 21100 | 480 | NNU41/600 | NNU41/600K30 | ||||
| 630 | 780 | 150 | 4 | 4 | 2290 | 7000 | 800 | NNU48/630 | – | |||
| 850 | 218 | 6 | 6 | 4020 | 11400 | 850 | NNU49/630 | NNU49/630K | ||||
| 850 | 218 | 6 | 6 | 4020 | 11400 | 850 | NN49/630 | NN49/630K | ||||
| 920 | 212 | 7.5 | 7.5 | 4290 | 9800 | 800 | NN30/630 | NN30/630K | ||||
| 920 | 290 | 7.5 | 7.5 | 7650 | 17500 | 560 | NNU40/630 | NNU40/630K | ||||
| 1030 | 400 | 7.5 | 7.5 | 11000 | 24000 | 450 | NNU41/630 | NNU41/630K30 | ||||
| 670 | 900 | 230 | 6 | 6 | 4150 | 11500 | 800 | NNU49/670 | NNU49/670K | |||
| 900 | 230 | 6 | 6 | 4150 | 11500 | 800 | NN49/670 | – | ||||
| 980 | 230 | 7.5 | 7.5 | 5010 | 11400 | 750 | NN30/670 | NN30/670K | ||||
| 980 | 308 | 7.5 | 7.5 | 8420 | 19600 | 500 | NNU40/670 | NNU40/670K | ||||
| 1090 | 412 | 7.5 | 7.5 | 12100 | 25500 | 430 | NNU41/670 | NNU41/670K30 | ||||
| 710 | 870 | 160 | 4 | 4 | 2640 | 8350 | 750 | NNU48/710 | – | |||
| 950 | 243 | 6 | 6 | 5390 | 15300 | 700 | NNU49/710 | NNU49/710K | ||||
| 1030 | 236 | 7.5 | 7.5 | 5720 | 13200 | 670 | NN30/710 | NN30/710K | ||||
| 1030 | 315 | 7.5 | 7.5 | 9350 | 21600 | 480 | NNU40/710 | NNU40/710K | ||||
| 1150 | 438 | 9.5 | 9.5 | 13400 | 28500 | 380 | NNU41/710 | NNU41/710K30 | ||||
| 750 | 920 | 170 | 5 | 5 | 3410 | 10200 | 550 | NN48/750 | NN48/750K | |||
| 1000 | 250 | 6 | 6 | 5500 | 16000 | 670 | NNU49/750 | NNU49/750K | ||||
| 1090 | 250 | 7.5 | 7.5 | 7040 | 16000 | 630 | NN30/750 | NN30/750K | ||||
| 750 | 1090 | 335 | 7.5 | 7.5 | 10200 | 24000 | 430 | NNU40/750 | NNU40/750K | |||
| 1220 | 475 | 9.5 | 9.5 | 16100 | 35500 | 360 | NNU41/750 | NNU41/750K30 | ||||
| 800 | 1060 | 258 | 6 | 6 | 5830 | 17000 | 380 | NNU49/800 | NNU49/800K | |||
| 1150 | 258 | 7.5 | 7.5 | 7810 | 18000 | 360 | NN30/800 | NN30/800K | ||||
| 1150 | 345 | 7.5 | 7.5 | 10800 | 26000 | 360 | NNU40/800 | NNU40/800K | ||||
| 1280 | 475 | 9.5 | 9.5 | 16500 | 36500 | 340 | NNU41/800 | NNU41/800K30 | ||||
| 850 | 1030 | 180 | 5 | 5 | 3400 | 11400 | 370 | NNU48/850 | – | |||
| 1120 | 272 | 6 | 6 | 5940 | 18000 | 360 | NNU49/850 | NNU49/850K | ||||
| 1220 | 272 | 7.5 | 7.5 | 7920 | 18600 | 340 | NN30/850 | NN30/850K | ||||
| 1220 | 365 | 7.5 | 7.5 | 11700 | 28500 | 340 | NNU40/850 | NNU40/850K | ||||
| 900 | 1180 | 280 | 6 | 6 | 6600 | 20000 | 340 | NNU49/900 | NNU49/900K | |||
| 1280 | 280 | 7.5 | 7.5 | 8250 | 20000 | 320 | NN30/900 | NN30/900K | ||||
| 1280 | 375 | 7.5 | 7.5 | 12800 | 31500 | 320 | NNU40/900 | NNU40/900K | ||||
| 950 | 1250 | 300 | 7.5 | 7.5 | 7370 | 22400 | 320 | NNU49/950 | NNU49/950K | |||
| 1360 | 300 | 7.5 | 7.5 | 9130 | 22400 | 310 | NN30/950 | NN30/950K | ||||
| 1360 | 412 | 7.5 | 7.5 | 14200 | 35500 | 310 | NNU40/950 | NNU40/950K | ||||
| 1000 | 1320 | 315 | 7.5 | 7.5 | 8580 | 26000 | 300 | NNU49/1000 | NNU49/1000K | |||
| 1320 | 315 | 7.5 | 7.5 | 8580 | 26000 | 300 | NN49/1000 | NN49/1000K | ||||
| 1420 | 308 | 7.5 | 7.5 | 10100 | 24500 | 290 | NN30/1000 | NN30/1000K | ||||
| 1420 | 412 | 7.5 | 7.5 | 15400 | 38000 | 290 | NNU40/1000 | NNU40/1000K | ||||
| 1060 | 1400 | 335 | 7.5 | 7.5 | 10500 | 30500 | 290 | NNU49/1060 | NNU49/1060K | |||
| 1500 | 325 | 9.5 | 9.5 | 11000 | 27500 | 290 | NN30/1060 | NN30/1060K | ||||
| 1120 | 1460 | 335 | 7.5 | 7.5 | 10500 | 31500 | 270 | NNU49/1120 | NNU49/1120K | |||
| 1180 | 1540 | 355 | 7.5 | 7.5 | 11900 | 36000 | 260 | NNU49/1180 | NNU49/1180K | |||
| 1320 | 1720 | 400 | 7.5 | 7.5 | 13800 | 42500 | 230 | NNU49/1320 | NNU49/1320K | |||
| 1720 | 400 | 7.5 | 7.5 | 13800 | 42500 | 230 | NN49/1320 | NN49/1320K | ||||
Rodamiento de rodillos cilíndricos de doble hilera
Los rodamientos de rodillos cilíndricos tienen contacto lineal entre los rodillos y las pistas de rodadura. Tienen una gran capacidad de carga y soportan principalmente cargas radiales. La fricción entre los elementos rodantes y las pestañas de las pistas de rodadura es baja, lo que los hace adecuados para la rotación a alta velocidad. Dependiendo de si las pistas de rodadura tienen pestañas, pueden clasificarse como rodamientos de rodillos cilíndricos de una hilera (NU, NJ, NUP, N, NF, etc.) y rodamientos de rodillos cilíndricos de dos hileras (NNU, NN, etc.). Este tipo de rodamiento tiene un anillo interior y exterior separables.
Cylindrical roller bearings with no flanges on either the inner or outer ring allow axial relative movement between the inner and outer rings, making them usable as free-end bearings. Cylindrical roller bearings with double flanges on one side of the inner and outer rings and a single flange on the other side can withstand a certain degree of axial load in one direction. They generally use stamped steel cages or machined solid copper alloy cages. However, some also use molded polyamide cages.
Características:
1. The rollers and raceways have line contact or modified line contact, resulting in a high radial load capacity, suitable for heavy and impact loads.
2. Bajo coeficiente de fricción, adecuado para altas velocidades, con una velocidad límite cercana a la de los rodamientos rígidos a bolas.
3. Los rodamientos de tipo N y NU permiten el movimiento axial, adaptándose a los cambios en la posición relativa del eje y el alojamiento debidos a la dilatación térmica o a errores de instalación, y pueden utilizarse como soportes de extremo libre.
4. Requiere una gran precisión en el mecanizado del eje o del alojamiento; la desalineación relativa del eje del anillo exterior tras la instalación del rodamiento debe controlarse estrictamente para evitar la concentración de tensiones.
5. El anillo interior o exterior puede ser separable para facilitar la instalación y el desmontaje.
Características del producto: Los rodillos cilíndricos hacen contacto en línea con la pista de rodadura, dando como resultado una alta capacidad de carga radial. Adecuados para cargas pesadas y de impacto, así como para rotación a alta velocidad.
La pista de rodadura y los elementos rodantes de los rodamientos de rodillos cilíndricos tienen una forma geométrica específica. La mejora de su diseño se traduce en una mayor capacidad de carga. El novedoso diseño estructural de las pestañas y las caras frontales de los rodillos no solo aumenta la capacidad de carga axial, sino que también mejora las condiciones de lubricación en la zona de contacto entre las caras frontales de los rodillos y las pestañas, lo que mejora el rendimiento del rodamiento.
NN and NNU Types
NN type bearings have no flanges on the outer ring, but flanges on both sides and a central flange on the inner ring. This allows for axial displacement in both directions relative to the bearing housing.
NNU type bearings have flanges on both sides and a central flange on the outer ring, but no flanges on the inner ring. This also allows for axial displacement in both directions relative to the bearing housing. Therefore, this type of structure is suitable for use as a floating end bearing. The cage of this type of bearing is usually a machined solid cage.
NF Type
NNF type bearings are double-row full complement cylindrical roller bearings. The bearing consists of an outer ring with a central flange and two inner rings with double flanges. The rollers are guided by the flanges of the inner rings, and the two inner rings are fixed together with retaining rings. This structure can withstand large radial and axial loads, as well as overturning moments; therefore, it is commonly used as a fixed end bearing.
NF type bearings use contact seals on both sides. The bearing is filled with grease, which has an operating temperature range of -50℃ to +110℃. However, due to limitations imposed by the sealing material, the bearing’s operating temperature is limited to between -40℃ and +80℃. Under favorable operating conditions, sealed NNF bearings require no maintenance. If the bearing is exposed to moisture or contaminated environments for extended periods and operates at medium to high speeds, lubrication can be replenished through the lubrication grooves and holes on the outer ring.










