威格士3520V-25A14/30A14/35A14/38A14-1AA-22R叶片泵,花键轴端 ( 轴伸号 02, 06 和 09) 必须由齿轮箱润滑油或防滞塞润滑脂润滑，防止花键磨损和侵蚀。正确的油液状态对于液压元件和系统的长而满意的寿命来说***。液压油必须具有清洁度、材料及添加剂（用于保护元件免遭磨损，提高粘度和清除空气）之间的正确平衡。推荐的污染控制方法和控制油液状态的产品的选择包括在出版物 9132 或 561中的“系统污染控制指南”中，书中也包括了“主动维护”的概念。下列的推荐值是基于 iso 标准在 2um, 5um 和15um 条件下的清洁度等级威格士产品像任何产品一样在具有比所列者更高的清洁度代号的油液中也能相当满意地工作，其他制造商往往推荐高于所规定值的等级。然而，经验表明，在具有比下面所列者高的清洁度代号的油液中，任何液压元件的寿命要缩短。
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| 2520V-10A8-1CB-22R | 2525V-10A12-1CD-22R | 3525V-38A21-1DD-22R | 3525V-30A10-1CD-22R |
| 2520V-12A8-1CB-22R | 2525V-12A12-1CD-22R | 3525V-35A17-1DB-22R | 3525V-35A10-1CD-22R |
| 2520V-14A8-1CB-22R | 2525V-14A12-1CD-22R | 3525V-38A17-1DB-22R | 3525V-38A10-1CD-22R |
| 2520V-17A8-1CB-22R | 2525V-17A12-1CD-22R | 3525V-25A21-1DB-22R | 3525V-25A12-1CD-22R |
| 2520V-21A8-1CB-22R | 2525V-21A12-1CD-22R | 3525V-30A21-1DB-22R | 3525V-30A12-1CD-22R |
| 2520V-10A9-1CB-22R | 2525V-10A14-1CD-22R | 3525V-35A21-1DB-22R | 3525V-35A12-1CD-22R |
| 2520V-12A9-1CB-22R | 2525V-12A14-1CD-22R | 3525V-38A21-1DB-22R | 3525V-38A12-1CD-22R |
| 2520V-14A9-1CB-22R | 2525V-14A14-1CD-22R | 3525V-25A10-1DC-22R | 3525V-25A14-1CD-22R |
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| 2520V-10A11-1CB-22R | 2525V-10A17-1CD-22R | 3525V-38A10-1DC-22R | 3525V-38A14-1CD-22R |
| 2520V-12A11-1CB-22R | 2525V-12A17-1CD-22R | 3525V-25A12-1DC-22R | 3525V-25A17-1CD-22R |
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| 2520V-21A11-1CB-22R | 2525V-21A17-1CD-22R | 3525V-38A12-1DC-22R | 3525V-38A17-1CD-22R |
| 2520V-10A12-1CB-22R | 2525V-10A21-1CD-22R | 3525V-25A14-1DC-22R | 3525V-25A21-1CD-22R |
| 2520V-12A12-1CB-22R | 2525V-12A21-1CD-22R | 3525V-30A14-1DC-22R | 3525V-30A21-1CD-22R |
| 2520V-14A12-1CB-22R | 2525V-14A21-1CD-22R | 3525V-35A14-1DC-22R | 3525V-35A21-1CD-22R |
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| 2520V-17A2-1CC-22R | 2525V-17A10-1DA-22R | 3525V-25A21-1DC-22R | 3525V-25A12-1DA-22R |
| 2520V-21A2-1CC-22R | 2525V-21A10-1DA-22R | 3525V-30A21-1DC-22R | 3525V-30A12-1DA-22R |
| 2520V-10A5-1CC-22R | 2525V-10A12-1DA-22R | 3525V-35A21-1DC-22R | 3525V-35A12-1DA-22R |
| 2520V-12A5-1CC-22R | 2525V-12A12-1DA-22R | 3525V-38A21-1DC-22R | 3525V-38A12-1DA-22R |
| 2520V-14A5-1CC-22R | 2525V-14A12-1DA-22R | 3525V-25A10-1DD-22R | 3525V-25A14-1DA-22R |
| 2520V-17A5-1CC-22R | 2525V-17A12-1DA-22R | 3525V-35A10-1DB-22R | 3525V-30A14-1DA-22R |
