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詳細介紹
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| 軸徑shaft diameter | 軸承型號bearing designation | 重量mass 近似approx | 外形尺寸 borndary dimensions | 基本額定負荷 basic load rating | 極限轉(zhuǎn)速 limiting speed | ||||||
| d | f fw | d | c | ,b | 動 cr dynamic | 靜 cor static | 脂潤滑 oil | ||||
| mm | 單面密封 | 雙面密封 | g | mm | n | rpm | |||||
| sealed on one side | sealed on both sides | ||||||||||
| 五內(nèi)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 |
| 帶內(nèi)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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