| 角接觸球軸承, 精密, DB, contact angle 25° | |||||||||||
| 公差 , see also text / text 718 (SEA) series | |||||||||||
| 預壓, see specific product, see also text, unmounted, and text, mounted / text 718 (SEA) series | |||||||||||
| Recommended fits, shafts, housings | |||||||||||
| 軸和軸承座公差 | |||||||||||
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| 主要數(shù)據(jù)尺寸 | 基本負荷額定值 | 疲勞負荷限值 | 可達到的速度 | 體積 | 型號 | ||||||
| 動態(tài) | 靜態(tài) | 當潤滑與 | SKF | SNFA | |||||||
| 油脂 | 滴油潤滑 | Listing of both SKF and SNFA designations means that | |||||||||
| d | D | B | C | C0 | Pu | ||||||
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| mm | kN | kN | r/min | kg | - | ||||||
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| 45 | 68 | 12 | 9,56 | 9,5 | 0,4 | 22000 | 34000 | 0,13 | 71909 DB/P7 | - | |
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