Rodamiento de rodillos cilíndricos de doble hilera NN3040K/P4
Los rodamientos de rodillos cilíndricos de dos hileras NN3040 tienen dos estructuras: orificio cilíndrico y orificio cónico (NN3040 K). Los rodamientos de rodillos cilíndricos tienen las ventajas de una estructura compacta, alta rigidez, gran capacidad de carga y pequeña deformación después de la carga. El orificio cónico también puede desempeñar el papel de microajuste de la holgura y puede simplificar la estructura del dispositivo de posicionamiento y facilitar la instalación y el desmontaje.
El anillo interior del NN3040K/W33 tiene un orificio cónico (conicidad 1:12), que coincide con el eje cónico del husillo. El anillo interior se puede mover axialmente, lo que puede expandir el anillo interior para reducir la holgura del rodamiento e incluso precargar el rodamiento. Los rodamientos con agujero cilíndrico suelen montarse en caliente, utilizando un ajuste de interferencia para reducir la holgura del rodamiento o lograr el propósito de un ajuste previo.
Solicitud:Los rodamientos de rodillos cilíndricos de dos hileras NN3040 tienen una sección transversal pequeña, alta capacidad de carga y alta rigidez. Se utiliza principalmente en máquinas herramienta, cajas de laminación, tambores de plástico, trituradoras y grandes cajas de engranajes.
Elementos rodantes y jaulas: los elementos rodantes de los rodamientos de rodillos cilíndricos de doble hilera son rodillos cilíndricos de acero de doble hilera, y los principales materiales de la jaula utilizados son: acero, nailon, latón.

| Tipo de rodamiento: | Rodamiento de rodillos cilíndricos de doble hilera | |
| Código de rodamiento: | NN3040, NN3040K | K: agujero cónico, agujero cónico |
| diámetro (mm): | 200 | Diámetro interno |
| diámetro (mm): | 310 | Diámetro externo |
| B (mm): | 82 | Ancho |
| Marca: | TEDIN, o Neutro | según el requisito del cliente |
| Autorización: | Positivo o negativo | según el requisito del cliente |
| Material de la jaula: | latón o nailon | |
| Grado de precisión: | Clase P5, P4, SP, P2 | según el requisito del cliente |
| Embalaje: | Embalaje estándar de exportación | Cajas de cartón / Caja de madera contrachapada |
PREGUNTAS MÁS FRECUENTES:
1. ¿Puede proporcionar muestras? ¿Es gratis o extra?
Podemos suministrar muestras gratuitas para rodamientos estándar de tamaño pequeño que tenemos en stock. Pero, para los rodamientos de gran tamaño, tenemos que organizar la producción según su pedido, y habrá un MOQ.
2. ¿Pueden aceptar pedidos de pequeñas cantidades?
Para los rodamientos estándar que tenemos en stock, aceptamos una pequeña cantidad. Pero para los rodamientos que necesitamos para organizar una nueva producción, habría un MOQ.
Etiqueta: Rodamiento de rodillos cilíndricos de dos hileras nn3040k/p4, China, fabricantes, fábrica, personalizado, a la venta

Dimensiones (mm) | Cargas nominales (kN) | Código de rodamiento | Peso | |||||
d | D | B | rmin | cr | corazón | Actual | anterior | Kg |
200 | 280 | 60 | 2.1 | 420 | 815 | NN 3940 | 3282940 | 10.6 |
280 | 80 | 2.1 | 484 | 960 | NN 4940K/W20 | 4182940Y | 14.1 | |
280 | 80 | 2.1 | 570 | 1220 | NN 4940 | 4282940 | 15.3 | |
280 | 80 | 2.1 | 570 | 1220 | NNU 4940 | 4482940 | 15.3 | |
310 | 82 | 2.1 | 655 | 1170 | NN 3040 | 3282140 | 22.7 | |
310 | 82 | 2.1 | 655 | 1170 | NNU 3040 | 3482140 | 22.7 | |
310 | 109 | 2.1 | 890 | 1730 | NN 4040 | 4282140 | 30.4 | |
220 | 300 | 60 | 2.1 | 440 | 895 | NN 3944 | 3282944 | 11.4 |
300 | 80 | 2.1 | 600 | 1330 | NN 4944 | 4282944 | 16.6 | |
300 | 80 | 2.1 | 600 | 1330 | NNU 4944 | 4482944 | 16.6 | |
340 | 90 | 3 | 815 | 1480 | NN 3044 | 3282144 | 29.6 | |
340 | 90 | 3 | 815 | 1480 | NNU 3044 | 3482144 | 30 | |
340 | 118 | 3 | 1190 | 2400 | NN 4044 | 4282144 | 39.8 | |
370 | 120 | 4 | 1050 | 1810 | NN 3144 | 3282744 | 51.9 | |
370 | 120 | 4 | 1050 | 1810 | NNU 3144 | 3482744 | 52.3 | |
240 | 300 | 60 | 1.1 | 405 | 1030 | NN 4848 | 4282848 | 9.77 |
300 | 60 | 1.1 | 358 | 930 | NNU4848 | - | 9.9 | |
320 | 60 | 2.1 | 460 | 975 | NN 3948 | 3282948 | 12.2 | |
320 | 80 | 2.1 | 625 | 1450 | NN 4948 | 4282948 | 17.9 | |
320 | 80 | 2.1 | 625 | 1450 | NNU 4948 | 4482948 | 18 | |
360 | 92 | 3 | 855 | 1600 | NN 3048 | 3282148 | 32.7 | |
360 | 92 | 3 | 855 | 1600 | NNU 3048 | 3482148 | 32.7 | |
360 | 118 | 3 | 1240 | 2600 | NN 4048 | 4282148 | 39.3 | |
360 | 118 | 3 | 1240 | 2600 | NNU 4048 | 4482148 | 42.7 | |
400 | 128 | 4 | 1170 | 2040 | NN 3148 | 3282748 | 64.2 | |
400 | 160 | 4 | 1880 | 3530 | NNU 4148 | 4482748 | 85 | |
260 | 360 | 75 | 2.1 | 670 | 1380 | NN 3952 | 3282952 | 21.4 |
360 | 100 | 2.1 | 711 | 1540 | NN 4952K | 4182952 | 29.2 | |
360 | 100 | 2.1 | 935 | 2100 | NN 4952 | 4282952 | 28.3 | |
360 | 100 | 2.1 | 935 | 2100 | NNU 4952 | 4482952 | 31.1 | |
260 | 400 | 104 | 4 | 969 | 1810 | NN 3052K | 3182152 | 47.1 |
400 | 104 | 4 | 969 | 1810 | NN 3052 | 3282152 | 48.5 | |
400 | 140 | 4 | 1550 | 3250 | NN 4052 | 4282152 | 59.7 | |
400 | 140 | 4 | 1550 | 3250 | NNU 4052 | 4482152 | 65 | |
440 | 144 | 4 | 1480 | 2660 | NN 3152 | 3282752 | 89.1 | |
440 | 180 | 4 | 2200 | 4000 | NNU4152 | 4482752 | 113 | |
280 | 350 | 69 | 1.1 | 445 | 1160 | NN 4856 | 4282856 | 15.3 |
350 | 69 | 2 | 457 | 1200 | NNU4856K | - | 15.5 | |
380 | 75 | 2.1 | 695 | 1460 | NN 3956 | 3282956 | 22.7 | |
380 | 100 | 2.1 | 960 | 2230 | NN 4956 | 4284956 | 32.9 | |
380 | 100 | 2.1 | 960 | 2230 | NNU 4956 | 4482956 | 33 | |
420 | 106 | 4 | 1020 | 1950 | NN 3056K | 3182156 | 49.1 | |
420 | 106 | 4 | 1020 | 1950 | NN 3056 | 3282156 | 49.9 | |
420 | 106 | 4 | 1080 | 2080 | NNU3056 | - | 51.4 | |
460 | 146 | 5 | 1520 | 2790 | NN 3156 | 3282756 | 95.7 | |
300 | 380 | 80 | 2.1 | 690 | 1760 | NNU 4860 | 4482860 | 21.7 |
420 | 118 | 3 | 1230 | 2870 | NN 4960 | 4282960 | 51.6 | |
420 | 118 | 3 | 1230 | 2870 | NNU 4960 | 4482960 | 51.9 | |
460 | 118 | 4 | 1180 | 2250 | NN 3060 | 3282160 | 71.7 | |
460 | 118 | 4 | 1180 | 2250 | NN 3060K | 3182160 | 69.6 | |
460 | 160 | 4 | 1920 | 4100 | NN4060 | - | 97.6 | |
500 | 160 | 5 | 1760 | 3150 | NN 3160 | 3282760 | 125 | |
500 | 160 | 5 | 1760 | 3150 | NNU 3160 | 3482760 | 126 | |
320 | 400 | 80 | 2.1 | 700 | 1840 | NNU 4864 | 4482864 | 22.8 |
440 | 118 | 3 | 1260 | 3050 | NN 4964 | 4282964 | 50.2 | |
440 | 118 | 3 | 1260 | 3050 | NN 4964K | 4182964 | 52 | |
440 | 118 | 3 | 1260 | 3050 | NNU 4964 | 4482964 | 54.9 | |
480 | 121 | 4 | 1350 | 2670 | NN 3064 | 3282164 | 76.6 | |
480 | 121 | 4 | 1350 | 2670 | NNU 3064 | 3482164 | 76.9 | |
480 | 160 | 4 | 1960 | 4300 | NNU 4064 | 4482164 | 103 | |
320 | 540 | 176 | 5 | 2090 | 3750 | NNU 3164 | 3482764 | 154 |
340 | 460 | 90 | 3 | 905 | 2020 | NN 3968 | 3282968 | 42.9 |
460 | 118 | 3 | 1040 | 2450 | NN 4968K | 4182968 | 53.8 | |
460 | 118 | 3 | 1350 | 3400 | NN 4968 | 4282968 | 52.1 | |
460 | 118 | 3 | 1350 | 3400 | NNU 4968 | 4482968 | 57.8 | |
520 | 133 | 5 | 1560 | 3020 | NN 3068K | 3182168 | 101 | |
520 | 133 | 5 | 1560 | 3020 | NN 3068 | 3282168 | 104 | |
520 | 133 | 5 | 1560 | 3020 | NNU3068 | 3482168 | 104 | |
520 | 180 | 5 | 2420 | 5350 | NNU 4068 | 4482168 | 141 | |
360 | 480 | 90 | 3 | 930 | 2130 | NN 3972 | 3282972 | 44.9 |
480 | 118 | 3 | 1390 | 3550 | NNU 4972 | 4482972 | 60.6 | |
540 | 134 | 5 | 1630 | 3240 | NN 3072 | 3282172 | 106 | |
540 | 134 | 5 | 1630 | 3240 | NN 3072K | 3182172 | 106 | |
540 | 134 | 5 | 1630 | 3240 | NNU 3072 | 3482172 | 108 | |
540 | 180 | 5 | 2530 | 5450 | NN 4072 | 3282172 | 132 | |
420 | 620 | 150 | 5 | 2130 | 4450 | NN 3084 | 3282184 | 154 |
620 | 150 | 5 | 2130 | 4450 | NNU 3084 | 3482184 | 155 | |
620 | 200 | 5 | 3150 | 7100 | NN 4084 | 4282184 | 189 | |
620 | 200 | 5 | 3400 | 7850 | NNU 4084 | 4482184 | 209 | |
700 | 224 | 6 | 3550 | 6800 | NNU 3184 | 3482784 | 347 | |
440 | 540 | 100 | 2.1 | 950 | 2790 | NNU 4888 | 4482888 | 49.5 |
650 | 157 | 6 | 2360 | 4900 | NN 3088 | 3282188 | 177 | |
650 | 157 | 6 | 2360 | 4900 | NNU 3088 | 3482188 | 178 | |
720 | 226 | 6 | 3500 | 6800 | NN 3188 | 3282788 | 357 | |
460 | 580 | 118 | 3 | 1200 | 3600 | NNU4892 | 4482892 | 76 |
620 | 118 | 4 | 1610 | 3700 | NN 3992 | 3282992 | 94.5 | |
620 | 160 | 4 | 2400 | 6200 | NNU 4992 | 4482992 | 140 | |
680 | 163 | 6 | 2470 | 5070 | NN 3092K | 3182192 | 204 | |
680 | 163 | 6 | 2470 | 5070 | NN 3092 | 3282192 | 204 | |
480 | 650 | 170 | 5 | 2690 | 7000 | NN 4996 | 4282996 | 164 |
480 | 700 | 165 | 6 | 2600 | 5550 | NN 3096 | 3282196 | 211 |
700 | 218 | 6 | 4300 | 8600 | NNU4096 | 4482196 | 273 | |
790 | 248 | 7.5 | 4050 | 8100 | NN 3196 | 3282796 | 447 | |
500 | 670 | 170 | 5 | 2720 | 7200 | NNU 49/500 | 44829/500 | 171 |
720 | 167 | 6 | 2580 | 5600 | NN 30/500 | 32821/500 | 205 | |
720 | 167 | 6 | 2580 | 5600 | NNU 30/500 | 34821/500 | 220 | |
530 | 710 | 136 | 5 | 2040 | 4900 | NN 39/530 | 32829/530 | 149 |
710 | 180 | 5 | 2900 | 7050 | NNU 49/530 | 44829/530 | 202 | |
780 | 185 | 6 | 3200 | 6900 | NN 30/530 | 32821/530 | 296 | |
560 | 750 | 140 | 5 | 2370 | 4860 | NN 39/560 | 32829/530 | 188 |
750 | 190 | 5 | 3250 | 8700 | NNU 49/560 | 44829/560 | 239 | |
780 | 180 | 8 | 2400 | 6400 | NN 6/560 | 2872/560 | 266 | |
820 | 195 | 8 | 2460 | 6560 | NN 30/560K | 31821/560 | 341 | |
820 | 258 | 6 | 4100 | 10600 | NN 40/560 | 42821/560 | 472 | |
820 | 258 | 6 | 5720 | 13100 | NNU 40/560 | 44821/560 | 420 | |
560 | 920 | 280 | 7.5 | 6850 | 13700 | NNU 31/560 | 34827/560 | 738 |
600 | 800 | 200 | 5 | 3850 | 10500 | NNU 49/600 | 44829/600 | 284 |
800 | 200 | 5 | 3450 | 7180 | NN 49/600K | 41829/600 | 257 | |
870 | 200 | 6 | 3420 | 7785 | NN 30/600 | 32821/600 | 355 | |
870 | 272 | 6 | 6138 | 14040 | NNU 40/600 | 44821/600 | 530 | |
980 | 375 | 7.5 | 8910 | 18990 | NNU 41/600 | 44827/600 | 1100 | |
630 | 780 | 150 | 4 | 2290 | 7000 | NNU 48/630 | 44828/630 | 160 |
850 | 218 | 6 | 4200 | 11400 | NN 49/630 | 42829/630 | 328 | |
850 | 218 | 6 | 4000 | 10800 | NNU 49/630 | 44829/630 | 356 | |
920 | 212 | 7.5 | 3860 | 8820 | NN 30/630 | 32821/630 | 430 | |
920 | 290 | 7.5 | 6885 | 15750 | NNU 40/630 | 44821/630 | 635 | |
1030 | 400 | 7.5 | 9900 | 21600 | NNU 41/630 | 44827/630 | 1330 | |
670 | 900 | 230 | 6 | 4450 | 12330 | NN 49/670 | 42829/670 | 419 |
900 | 230 | 6 | 4950 | 13100 | NNU 49/670 | 44829/670 | 430 | |
980 | 230 | 7.5 | 4620 | 10260 | NN 30/670K | 31821/670 | 597 | |
670 | 980 | 308 | 7.5 | 7578 | 17640 | NNU 40/670 | 44821/670 | 765 |
1090 | 412 | 7.5 | 10890 | 22950 | NNU 41/670 | 44827/670 | 1500 | |
710 | 870 | 160 | 4 | 2640 | 8350 | NNU 48/710 | 44828/710 | 203 |
950 | 243 | 6 | 4850 | 13770 | NNU49/710 | 44829/710 | 480 | |
1030 | 236 | 7.5 | 5148 | 11880 | NN 30/710 | 32821/710 | 590 | |
1030 | 315 | 7.5 | 8415 | 19440 | NNU 40/710 | 44821/710 | 850 | |
1150 | 438 | 9.5 | 12060 | 25650 | NNU 41/710 | 44827/710 | 1790 | |
750 | 920 | 170 | 5 | 3070 | 9180 | NN 48/750 | 42828/750 | 240 |
1000 | 250 | 6 | 4950 | 14400 | NNU 49/750 | 44829/750 | 540 | |
1090 | 250 | 7.5 | 6336 | 14400 | NN 30/750 | 32821/750 | 705 | |
1090 | 335 | 7.5 | 9180 | 21600 | NNU 40/750 | 44821/750 | 925 | |
1220 | 475 | 9.5 | 14490 | 31950 | NNU 41/750 | 44827/750 | 2230 | |
800 | 1060 | 258 | 6 | 5247 | 15300 | NNU 49/800 | 44829/800 | 615 |
1150 | 258 | 7.5 | 7029 | 16200 | NN 30/800 | 32821/800 | 790 | |
1150 | 345 | 7.5 | 9720 | 23400 | NNU 40/800 | 44821/800 | 1140 | |
800 | 1280 | 475 | 9.5 | 14850 | 32850 | NNU 41/800 | 44827/800 | 2390 |
850 | 1030 | 180 | 5 | 3400 | 11400 | NNU48/850 | 44828/850 | 310 |
1120 | 272 | 6 | 5346 | 16200 | NNU 49/850 | 44829/850 | 715 | |
1220 | 272 | 7.5 | 7128 | 16740 | NN 30/850 | 32821/850 | 940 | |
1220 | 365 | 7.5 | 10530 | 25650 | NNU 40/850 | 44821/850 | 1340 | |
1360 | 500 | 6 | 19080 | 40500 | NNU 41/850 | 44827/850 | 2900 | |
900 | 1180 | 280 | 6 | 5940 | 18000 | NNU 49/900 | 44829/900 | 805 |
1280 | 280 | 7.5 | 7425 | 18000 | NN 30/900 | 32821/900 | 1050 | |
1280 | 375 | 7.5 | 11520 | 28350 | NNU 40/900 | 44821/900 | 1500 | |
1420 | 515 | 6 | 19800 | 42750 | NNU 41/900 | 44827/900 | 3180 | |
950 | 1250 | 300 | 7.5 | 6633 | 20160 | NNU 49/950 | 44829/950 | 960 |
1360 | 300 | 7.5 | 8217 | 20160 | NN 30/950 | 32821/950 | 1300 | |
1360 | 412 | 7.5 | 12780 | 31950 | NNU 40/950 | 44821/950 | 1900 | |
950 | 1500 | 545 | 6 | 22950 | 51300 | NNU 41/950 | 44827/950 | 3830 |
1000 | 1320 | 315 | 7.5 | 7722 | 23400 | NNU 49/1000 | 44829/1000 | 1250 |
1000 | 1320 | 315 | 7.5 | 8580 | 25200 | NN49/1000 | 42829/1000 | 1200 |
1420 | 308 | 7.5 | 9090 | 22050 | NN 30/1000 | 32821/1000 | 1400 | |
1420 | 412 | 7.5 | 13860 | 34200 | NNU 40/1000 | 44821/1000 | 2000 | |
1580 | 580 | 6 | 24750 | 55800 | NNU 41/1000 | 44827/1000 | 4270 | |
1060 | 1400 | 335 | 7.5 | 9450 | 27450 | NNU 49/1060 | 44829/1060 | 1350 |
1500 | 325 | 9.5 | 9900 | 24750 | NN 30/1060 | 32821/1060 | 1650 | |
1660 | 600 | 7.5 | 27270 | 62550 | NNU 41/1060 | 44827/1060 | 5070 | |
1120 | 1460 | 335 | 7.5 | 9450 | 28350 | NNU 49/1120 | 44829/1120 | 1450 |
1750 | 630 | 7.5 | 30240 | 68850 | NNU 41/1120 | 44827/1120 | 5600 | |
1180 | 1540 | 355 | 7.5 | 10710 | 32400 | NNU 49/1180 | 44829/1180 | 1650 |
1850 | 670 | 7.5 | 33210 | 76500 | NNU 41/1180 | 44827/1180 | 7200 | |
1250 | 1950 | 710 | 7.5 | 37620 | 88200 | NNU 41/1250 | 44827/1250 | 8000 |
1320 | 1720 | 400 | 7.5 | 12420 | 38250 | NNU 49/1320 | 44829/1320 | 3100 |
1720 | 400 | 7.5 | 13800 | 42500 | NN49/1320 | 42829/1320 | 3060 | |
2060 | 750 | 7.5 | 41130 | 95400 | NNU 41/1320 | 44827/1320 | 9400 | |
1400 | 2180 | 775 | 9.5 | 44550 | 104400 | NNU 41/1400 | 44827/1400 | 10700 |
1500 | 2300 | 800 | 9.5 | 47520 | 118800 | NNU 41/1500 | 44827/1500 | 12300 |







