RN series cylindrical roller bearing is a high-performance bearing mainly used to bear radial load. This bearing design has high load-carrying capacity and wear resistance, and is suitable for operation under high speed and heavy load conditions. Features of the RN series include the special shape of its rollers and inner and outer rings, which enable it to better distribute pressure, reduce friction and improve operating efficiency. These bearings are widely used in automobiles, industrial machinery, motors and other fields, and can effectively extend the service life of equipment. At the same time, the installation and maintenance of RN series bearings are also relatively simple, providing convenience to users.
Product parameters
| Designation | Principal Dimensions(mm) | Basic Load Ratings(KN) | Limited Speed(rpm) | Weight | ||||
|---|---|---|---|---|---|---|---|---|
| d | Ew | B | Dynamic(Cr) | Static(Cor) | Grease | Oil | (kg) | |
| RN203EM | 17 | 40 | 12 | 19.3 | 17 | 10000 | 11000 | 0.08 |
| RN204EM | 17 | 40 | 14 | 25.8 | 24 | 12000 | 16000 | 0.08 |
| RN205EM | 25 | 45 | 15 | 27.5 | 26.8 | 11000 | 14000 | 0.09 |
| RN206EM | 30 | 53.5 | 16 | 36 | 35.5 | 8500 | 11000 | 0.11 |
| RN207EM | 35 | 61.8 | 17 | 46.5 | 48 | 7500 | 9500 | 0.2 |
| RN208EM | 40 | 70 | 18 | 51.5 | 53 | 7000 | 9000 | 0.27 |
| RN219EM | 95 | 151.5 | 32 | 208 | 262 | 3200 | 4000 | 2.18 |
| RN220EM | 100 | 160 | 34 | 235 | 302 | 3000 | 3800 | 2.65 |
| RN222EM | 110 | 178.5 | 38 | 278 | 360 | 2600 | 3400 | 3.3 |
| RN228EM | 140 | 221 | 42 | 302 | 415 | 1800 | 2400 | 5.95 |
| RN307EM | 35 | 68.2 | 21 | 62 | 63.2 | 7000 | 9000 | 0.32 |
| RN308EM | 40 | 77.5 | 23 | 81 | 87 | 6300 | 8000 | 0.41 |
| RN309EM | 45 | 86.5 | 25 | 93 | 98 | 5600 | 7000 | 0.61 |
| RN310EM | 50 | 95 | 27 | 105 | 112 | 5300 | 6700 | 0.79 |
| RN312EM | 60 | 113 | 31 | 142 | 155 | 4500 | 5600 | 1.11 |
| RN313EM | 65 | 121.5 | 33 | 170 | 188 | 4000 | 5000 | 1.57 |
| RN328EM | 140 | 260 | 62 | 545 | 690 | 1600 | 2000 | 13.2 |
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