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Needle roller bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. Such rollers are called needle rollers. Despite having a smaller section, the bearing still has a high load carrying capacity. The needl··
Part Number |
d - Bore |
D - Outer Diameter |
B - Width |
Cr - Dynamic Radial Rating |
Cor - Static Radial Rating |
Reference speed |
Limiting speed |
|---|---|---|---|---|---|---|---|
| RNA4911 | - | 80 mm | - | 57.2 N | 106 N | 6300 rpm | 7000 rpm |
| RNA6911 | - | 80 mm | - | 89.7 N | 190 N | 6300 rpm | 7000 rpm |
| NK65/25 | - | 78 mm | - | 44 N | 104 N | 6300 rpm | 7000 rpm |
| NK65/35 | - | 78 mm | - | 58.3 N | 146 N | 6300 rpm | 7000 rpm |
| NKS65 | - | 85 mm | - | 66 N | 114 N | 6000 rpm | 6700 rpm |
| NK68/25 | - | 82 mm | - | 44 N | 95 N | 6000 rpm | 6700 rpm |
| NK68/35 | - | 82 mm | - | 60.5 N | 146 N | 6000 rpm | 6700 rpm |
| RNA4912 | - | 85 mm | - | 60.5 N | 114 N | 6000 rpm | 6700 rpm |
| RNA6912 | - | 85 mm | - | 93.5 N | 204 N | 6000 rpm | 6700 rpm |
| NK70/25 | - | 85 mm | - | 44.6 N | 98 N | 6000 rpm | 6700 rpm |
| NK70/35 | - | 85 mm | - | 61.6 N | 150 N | 6000 rpm | 6700 rpm |
| NKS70 | - | 90 mm | - | 68.2 N | 120 N | 5600 rpm | 6300 rpm |
| RNA4913 | - | 90 mm | - | 61.6 N | 120 N | 5600 rpm | 6300 rpm |
| RNA6913 | - | 90 mm | - | 95.2 N | 212 N | 5600 rpm | 6300 rpm |
| NK73/25 | - | 90 mm | - | 52.8 N | 106 N | 5600 rpm | 6300 rpm |
| NK73/35 | - | 90 mm | - | 73.7 N | 163 N | 5600 rpm | 6300 rpm |
| NK75/25 | - | 92 mm | - | 53.9 N | 110 N | 5300 rpm | 6000 rpm |
| NK75/35 | - | 92 mm | - | 74.8 N | 170 N | 5300 rpm | 6000 rpm |
| NKS75 | - | 95 mm | - | 70.4 N | 132 N | 5300 rpm | 6000 rpm |
| NK80/25 | - | 95 mm | - | 56.1 N | 127 N | 5000 rpm | 5600 rpm |
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