Rodamientos de agujas
Los rodamientos de agujas tienen una dimensión de sección axial pequeña, buena rigidez y capacidad para soportar cargas radiales altas, que son adecuadas para la instalación radial limitada cuando se colocan. Estos se aplican ampliamente en situaciones de trabajo con el eje giratorio y la carcasa del cojinete. Sin embargo, el rodamiento de agujas solo puede soportar una carga radial pura, pero no puede evitar el desplazamiento axial entre el eje y la carcasa del rodamiento. Además, no se permite el error de ángulo para el eje interno y el eje externo.
Principal dimensions | Basic load ratings | Limiting speed | Designation | ||||
Dynamic | Static | Grease | Oil | ||||
d | D | B | Cr | Cor | RPM | RPM | |
mm | KN | r/min | |||||
55 | 20 | 32 | 50 | 4800 | 9500 | RNA4907A | |
62 | 22 | 43.5 | 66.5 | 4000 | 8500 | RNA4908A | |
37 | 17 | 31.3 | 25.5 | 7500 | 14000 | RAN4904A | |
42 | 17 | 24 | 31.5 | 6300 | 13000 | RNA4905A | |
42 | 20 | 23.5 | 37.5 | 6300 | 13000 | RNA6/28A | |
47 | 17 | 25.5 | 35.5 | 5600 | 11000 | RNA4906A | |
52 | 22 | 30 | 42 | 5000 | 14000 | RNA6/32 | |
68 | 22 | 45 | 72 | 3800 | 8000 | RNA4909A | |
68 | 25 | 41 | 82 | 3600 | 7500 | RNA6/48A | |
72 | 22 | 48 | 80 | 3400 | 7000 | RNA4910A | |
100 | 30 | 85.5 | 156 | 2800 | 5500 | RNA4914A | |
120 | 35 | 112 | 237 | 2500 | 3800 | RNA4917 | |
62 | 22 | 43.5 | 66.5 | 5500 | 8500 | NA4908 | |
44.1 | K31.675X46.81X44.1JR | ||||||
34 | K19.05X31.775X34JR | ||||||
36.75 | K19.051X28.588X36.75JR | ||||||
43.25 | K19.051X28.588X43.25JR | ||||||
18 | K20X30.02X18JR | ||||||
35 | K20.612X33.325X35JR | ||||||
24.7 | K25X38X24.7JR | ||||||
60.4 | K25.4X41.288X60.4JR | ||||||
44.1 | K27.71X42.825X44.1JR | ||||||
44.1 | K29.975X42X44.1JR | ||||||
49 | K32X52.012X49JR | ||||||
43.3 | K52.412X71.425X43.3JR | ||||||
25 | K130X138X25JR | ||||||
35.7 | K38X43X35.7ZWDTN1 | ||||||
35.8 | K32X37X35.8ZWDTN1 | ||||||
29.79 | K37X42X29.79ZWDTN1 | ||||||
38 | K82.5X92X38 | ||||||
38 | K88.8X101.5X38 | ||||||
12 | 24 | 13 | 10.1 | 11.7 | 15000 | 23000 | NA4901 |
20 | 37 | 17 | 21.3 | 25.5 | 11000 | 16000 | NA4904 |
25 | 42 | 30 | 41.5 | 63 | 8500 | 13000 | NA6905A |
25 | 42 | 17 | 24 | 31.5 | 8500 | 13000 | NA4905 |
30 | 47 | 30 | 44 | 71.5 | 7500 | 11000 | NA6906A |
30 | 47 | 17 | 25.5 | 35.5 | 7500 | 11000 | NA4906 |
35 | 55 | 20 | 32 | 50 | 6600 | 9500 | NA4907 |
45 | 68 | 40 | 76 | 149 | 5300 | 7500 | NA6909A |
45 | 68 | 22 | 45 | 72 | 5500 | 8000 | NA4909 |
50 | 72 | 22 | 48 | 80 | 5000 | 7000 | NA4910 |
55 | 80 | 25 | 58.5 | 99.5 | 4500 | 6300 | NA4911 |
65 | 90 | 25 | 62.5 | 112 | 3700 | 5500 | NA4913 |
70 | 100 | 30 | 85.5 | 156 | 3300 | 5500 | NA4914 |
80 | 30 | 30 | 18.6 | 28.8 | 12000 | 18000 | RNA6903X2A |
80 | 37 | 30 | 36.5 | 50.5 | 11000 | 16000 | RNA6904A |
80 | 110 | 54 | 149 | 325 | 3200 | 4500 | NA6916A |
80 | 32 | 30 | 17.6 | 12.8 | 13000 | 20000 | RNA602A |
80 | 45 | 30 | 43 | 67 | 8500 | 13000 | RNA69/28A |
80 | 47 | 30 | 44 | 71.5 | 7500 | 11000 | RAN6906A |
80 | 55 | 36 | 57.5 | 106 | 6500 | 9500 | RNA6907A |
80 | 68 | 40 | 76 | 149 | 5000 | 7500 | RNA6909A |
80 | 110 | 30 | 90.5 | 174 | 2900 | 4400 | NA4916 |
85 | 120 | 35 | 112 | 237 | 2500 | 3800 | NA4917 |
90 | 125 | 35 | 116 | 252 | 2500 | 3800 | NA4918 |
110 | 150 | 40 | 149 | 315 | 2100 | 3200 | NA4922 |
120 | 165 | 45 | 192 | 395 | 2000 | 3000 | NA4924 |
140 | 175 | 35 | 133 | 340 | 1700 | 2600 | NA4828 |
170 | 215 | 45 | 185 | 495 | 1500 | 2200 | NA4834 |
180 | 225 | 45 | 195 | 540 | 1400 | 2100 | NA4836 |
220 | 270 | 50 | 242 | 770 | 1100 | 1700 | NA4844 |
260 | 320 | 60 | 375 | 1160 | 900 | 1400 | NA4852 |
280 | 350 | 69 | 455 | 1300 | 850 | 1300 | NA4856 |
300 | 380 | 80 | 525 | 1610 | 750 | 1100 | NA4860 |
320 | 400 | 80 | 542 | 1700 | 750 | 1100 | NA4864 |
340 | 420 | 80 | 556 | 1800 | 700 | 1000 | NA4868 |
340 | 37 | 17 | 31.3 | 25.5 | 7500 | 14000 | RAN4904A |
340 | 42 | 17 | 24 | 31.5 | 6300 | 13000 | RNA4905A |
340 | 42 | 20 | 23.5 | 37.5 | 6300 | 13000 | RNA6/28A |
340 | 47 | 17 | 25.5 | 35.5 | 5600 | 11000 | RNA4906A |
340 | 52 | 22 | 30 | 42 | 5000 | 14000 | RNA6/32 |
340 | 55 | 20 | 32 | 50 | 4800 | 9500 | RNA4907A |
340 | 62 | 22 | 43.5 | 66.5 | 4000 | 8500 | RNA4908A |
340 | 68 | 22 | 45 | 72 | 3800 | 8000 | RNA4909A |
340 | 68 | 25 | 41 | 82 | 3600 | 7500 | RNA6/48A |
340 | 72 | 22 | 48 | 80 | 3400 | 7000 | RNA4910A |
340 | 100 | 30 | 85.5 | 156 | 2800 | 5500 | RNA4914A |
340 | 120 | 35 | 112 | 237 | 2500 | 3800 | RNA4917 |
Principal dimensions | Basic load ratings | Limiting speed | Designation | ||||
Dynamic | Static | Grease | Oil | ||||
d | D | B | Cr | Cor | RPM | RPM | |
mm | KN | r/min | |||||
164 | 113 | 604922 | |||||
164 | 105 | 604922/YB2 | |||||
260 | 195 | 604938 | |||||
95 | 81 | 604912/YA3 | |||||
52 | 47 | 604906 | |||||
66 | 59 | 604908 | |||||
60 | 53 | 604907 | |||||
74 | 65 | 604909 | |||||
74 | 65 | 604909/YA3 | |||||
83 | 73.5 | 604910/YA3 | |||||
83 | 73.5 | 604910 | |||||
230 | 160 | 604932 | |||||
95 | 81 | 604912 | |||||
110 | 89 | 604914/YA3 | |||||
110 | 89 | 604914 | |||||
120 | 95 | 604915 | |||||
120 | 88 | 604915/YA3 | |||||
124 | 96 | 604916 | |||||
130 | 103 | 604917 | |||||
154 | 111 | 604920 | |||||
30 | 21 | 57049/16 | |||||
28 | 19 | 57049/15 | |||||
24 | 16.6 | 58049/14/YA | |||||
24 | 16.6 | 58049/14 | |||||
35 | 3 | 10 | 58049/22 | ||||
39 | 28 | 9.9 | 58049/25-FS | ||||
39 | 32.6 | 9.9 | 58049/25-RSFS | ||||
39 | 32.6 | 9.9 | 58049/25-RS | ||||
39 | 32.6 | 58049/25-RS/YA | |||||
62 | 34.4 | 9 | 58049/45 | ||||
50 | 34.4 | 9 | 58049/34 | ||||
62 | 36.5 | 9 | 58049/45-RS | ||||
50 | 28.4 | 9 | 58049/34 X2 | ||||
35 | 55 | 36 | 57.5 | 106 | 6100 | 9500 | NA6907A |
40 | 62 | 40 | 72 | 137 | 5600 | 8000 | NA6908A |
40 | 65 | 22 | 43.5 | 66.5 | 5500 | 8500 | NA608 |
55 | 85 | 25 | 58.5 | 99.5 | 4300 | 6000 | NA611 |
80 | 32 | 30 | 17.6 | 12.8 | 13000 | 20000 | RNA602A |
80 | 30 | 30 | 18.6 | 28.8 | 12000 | 18000 | RNA6903X2A |
80 | 37 | 30 | 36.5 | 50.5 | 11000 | 16000 | RNA6904A |
80 | 45 | 30 | 43 | 67 | 8500 | 13000 | RNA69/28A |
80 | 47 | 30 | 44 | 71.5 | 7500 | 11000 | RNA6906A |
80 | 55 | 36 | 57.5 | 106 | 6500 | 9500 | RNA6907A |
80 | 68 | 40 | 76 | 149 | 5000 | 7500 | RNA6909A |
Principal dimensions | Basic load ratings | Limiting speed | Designation | ||||
Dynamic | Static | Grease | Oil | ||||
d | D | B | Cr | Cor | RPM | RPM | |
mm | KN | r/min | |||||
60 | 120 | 58 | 161.4 | 201.7 | 5556 | 7000 | NAOL612WB |
60 | 120 | 58 | 148.9 | 186.2 | 5556 | 7000 | NAOL612WBJ |
60 | 120 | 58 | 161.4 | 201.7 | 5556 | 7000 | NAOL612WBJW |
100 | 165 | 65 | 326 | 524 | 2000 | 3000 | NAL4120M/YA |
180 | 280 | 219 | 1490 | 3240 | 1600 | 2500 | NNAL6036X2M |
206.38 | 285.75 | 222.23 | 1330 | 3960 | 1500 | 2200 | 254941HKU |
209.55 | 282.58 | 236.53 | 1330 | 3960 | 1500 | 2200 | NNAL6209.55Q1/C9W33XYB2 |
220 | 380 | 175 | 1814.4 | 2268 | 1333 | 1680 | NAOL644 |
240 | 380 | 100 | 1054 | 1317.5 | 1290 | 1626 | NAOL648 |
240 | 400 | 160 | 1736 | 2170 | 1234 | 1555 | NAOL4148 |
282 | 334 | 87 | 829.6 | 1073 | 1299 | 1636 | NAOL6/282WBJR |
355 | 470 | 110 | 1418.1 | 1772.6 | 874 | 1101 | NAOL671 |
380 | 485 | 75 | 846 | 1057.5 | 797 | 1004 | NAOL3876X1 |
450 | 590 | 100 | 1434.4 | 1793 | 615 | 763 | NAOL690 |
850 | 1030 | 136 | 4121 | 5151.6 | 234 | 295 | NAOL38/850 |