NSK 21308EAKE4C3S11軸承
| 尺寸參數(shù)(mm) | ||
| d | 40 | 內(nèi)徑 |
| D | 90 | 外徑 |
| B | 23 | 厚度 |
| r(min) | 1.5 | 倒角尺寸 |
| 基本額定載荷(N) | ||
| Co | 118 000 | 靜載荷 |
| Cor | 111 000 | 動載荷 |
| 極限轉(zhuǎn)速(min-1) | ||
| Grease | 6 000 | 脂潤滑 |
| Oil | 7 500 | 油潤滑 |
| 橋臺和圓角尺寸(mm) | ||
| da(min) | 49 | |
| da(max) | 54 | |
| Da(max) | 81 | |
| Da(min) | 75 | |
| ra(max) | 1.5 | |
| 常數(shù) | ||
| e | 0.25 | |
| 軸向載荷系數(shù) | ||
| Y2 | 3.9 | |
| Y3 | 2.7 | |
| Y0 | 2.6 | |
