发布时间:2025-10-24
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| 轴径Shaft Diameter | 轴承型号Bearing Designation |
重量Mass 近似Approx |
外形尺寸 Borndary Dimensions |
基本额定负荷 Basic Load Rating |
极限转速 Limiting Speed | ||||||
| d |
F Fw |
D | C | ,B |
动 Cr Dynamic |
静 Cor Static |
脂润滑 Oil | ||||
| mm | 单面密封 | 双面密封 | g | mm | N | rpm | |||||
| Sealed on one side | Sealed on both sides | ||||||||||
| 五内圈 | |||||||||||
| 14 | RNA4900RS | RNA4900.2RS | 16 | -- | 14 | 22 | 13 | -- | 4560 | 4660 | 13000 |
| 16 | RNA4901RS | RNA4901.2RS | 18 | -- | 16 | 24 | 13 | -- | 4950 | 5800 | 12000 |
| 20 | RNA4902RS | RNA4902.2RS | 21.5 | -- | 20 | 28 | 13 | -- | 5980 | 9500 | 10000 |
| 22 | RNA4903RS | RNA4903.2RS | 23 | -- | 22 | 30 | 13 | -- | 6050 | 10100 | 9000 |
| 25 | RNA4904RS | RNA4904.2RS | 56 | -- | 25 | 37 | 17 | -- | 14900 | 17500 | 7500 |
| 30 | RNA4905RS | RNA4905.2RS | 60 | -- | 30 | 42 | 17 | -- | 16300 | 21500 | 6500 |
| 35 | RNA4906RS | RNA4906.2RS | 69 | -- | 35 | 47 | 17 | -- | 20050 | 24900 | 5500 |
| 42 | RNA4907RS | RNA4907.2RS | 107 | -- | 42 | 55 | 20 | -- | 22500 | 37000 | 4800 |
| 48 | RNA4908RS | RNA4908.2RS | 154 | -- | 48 | 62 | 22 | -- | 33050 | 50900 | 4200 |
| 52 | RNA4909RS | RNA4909.2RS | 157 | -- | 52 | 68 | 22 | -- | 34800 | 56800 | 3900 |
| 58 | RNA4910RS | RNA4910.2RS | 160 | -- | 58 | 72 | 22 | -- | 37800 | 61500 | 3500 |
| 带内圈 | |||||||||||
| 10 | NA4900RS | NA4900.2RS | 24.5 | 10 | 14 | 22 | 13 | 14 | 4560 | 4660 | 13000 |
| 12 | NA4901RS | NA4901.2RS | 27.5 | 12 | 16 | 24 | 13 | 14 | 4950 | 5800 | 12000 |
| 15 | NA4902RS | NA4902.2RS | 37 | 15 | 20 | 28 | 13 | 14 | 5980 | 9500 | 10000 |
| 17 | NA4903RS | NA4903.2RS | 40 | 17 | 22 | 30 | 13 | 14 | 6050 | 10100 | 9000 |
| 20 | NA4904RS | NA4904.2RS | 80 | 20 | 25 | 37 | 17 | 18 | 14900 | 17500 | 7500 |
| 25 | NA4905RS | NA4905.2RS | 89.5 | 25 | 30 | 42 | 17 | 18 | 16300 | 21500 | 6500 |
| 30 | NA4906RS | NA4906.2RS | 104 | 30 | 35 | 47 | 17 | 18 | 20050 | 24900 | 5500 |
| 35 | NA4907RS | NA4907.2RS | 175 | 35 | 42 | 55 | 20 | 21 | 22500 | 37000 | 4800 |
| 40 | NA4908RS | NA4908.2RS | 252 | 40 | 48 | 62 | 22 | 23 | 33050 | 50900 | 4200 |
| 45 | NA4909RS | NA4909.2RS | 290 | 45 | 52 | 68 | 22 | 23 | 34800 | 56800 | 3900 |
| 50 | NA4910RS | NA4910.2RS | 295 | 50 | 58 | 72 | 22 | 23 | 37800 | 61500 | 3500 |
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