A4VSO40LR2G/10R-VZB13N00
A4VSO40LR2G/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DFR
A4VSO40DFR/10R-PPB13N00
A4VSO40DFR/10R-PPB25N00
A4VSO40DFR/10R-PZB13N00
A4VSO40DFR/10R-PZB25N00
A4VSO40DFR/10R-VPB13N00
A4VSO40DFR/10R-VPB25N00
A4VSO40DFR/10R-VZB13N00
A4VSO40DFR/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DRG
A4VSO40DRG/10R-PPB13N00
A4VSO40DRG/10R-PPB25N00
A4VSO40DRG/10R-PZB13N00
A4VSO40DRG/10R-PZB25N00
A4VSO40DRG/10R-VPB13N00
A4VSO40DRG/10R-VPB25N00
A4VSO40DRG/10R-VZB13N00
A4VSO40DRG/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：LR2
A4VSO40LR2/10R-PPB13N00
A4VSO40LR2/10R-PPB25N00
A4VSO40LR2/10R-PZB13N00
A4VSO40LR2/10R-PZB25N00
A4VSO40LR2/10R-VPB13N00A4VSO40LR2G/10R-VPB13N00柱塞泵特性
A4VSO40LR2/10R-VPB25N00
A4VSO40LR2/10R-VZB13N00
A4VSO40LR2/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO1
A4VSO40EO1/10R-PPB13N00
A4VSO40EO1/10R-PPB25N00
A4VSO40EO1/10R-PZB13N00
A4VSO40EO1/10R-PZB25N00
A4VSO40EO1/10R-VPB13N00
A4VSO40EO1/10R-VPB25N00
A4VSO40EO1/10R-VZB13N00
A4VSO40EO1/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO2
A4VSO40EO2/10R-PPB13N00
A4VSO40EO2/10R-PPB25N00
A4VSO40EO2/10R-PZB13N00
A4VSO40EO2/10R-PZB25N00
A4VSO40EO2/10R-VPB13N00
A4VSO40EO2/10R-VPB25N00
A4VSO40EO2/10R-VZB13N00
A4VSO40EO2/10R-VZB25N00
力士乐A4VSO71系列部分型号
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DR，排量：71的
A4VSO71DR/10R-PPB13N00
A4VSO71DR/10R-PPB25N00
A4VSO71DR/10R-PZB13N00
A4VSO71DR/10R-PZB25N00
A4VSO71DR/10R-VPB13N00
A4VSO71DR/10R-VPB25N00
A4VSO71DR/10R-VZB13N00
A4VSO71DR/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：LR2G
A4VSO71LR2G/10R-PPB13N00
A4VSO71LR2G/10R-PPB25N00
A4VSO71LR2G/10R-PZB13N00
A4VSO71LR2G/10R-PZB25N00
A4VSO71LR2G/10R-VPB13N00
A4VSO71LR2G/10R-VPB25N00
A4VSO71LR2G/10R-VZB13N00
A4VSO71LR2G/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DFR
A4VSO71DFR/10R-PPB13N00
A4VSO71DFR/10R-PPB25N00
A4VSO71DFR/10R-PZB13N00
A4VSO71DFR/10R-PZB25N00
A4VSO71DFR/10R-VPB13N00
A4VSO71DFR/10R-VPB25N00
A4VSO71DFR/10R-VZB13N00
A4VSO71DFR/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DRG
A4VSO71DRG/10R-PPB13N00
A4VSO71DRG/10R-PPB25N00
A4VSO71DRG/10R-PZB13N00
A4VSO71DRG/10R-PZB25N00
A4VSO71DRG/10R-VPB13N00
A4VSO71DRG/10R-VPB25N00
A4VSO71DRG/10R-VZB13N00
A4VSO71DRG/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：LR2
A4VSO71LR2/10R-PPB13N00
A4VSO71LR2/10R-PPB25N00
A4VSO71LR2/10R-PZB13N00
A4VSO71LR2/10R-PZB25N00
A4VSO71LR2/10R-VPB13N00
A4VSO71LR2/10R-VPB25N00
A4VSO71LR2/10R-VZB13N00
A4VSO71LR2/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO1
A4VSO71EO1/10R-PPB13N00
A4VSO71EO1/10R-PPB25N00
A4VSO71EO1/10R-PZB13N00
A4VSO71EO1/10R-PZB25N00
A4VSO71EO1/10R-VPB13N00
A4VSO71EO1/10R-VPB25N00
A4VSO71EO1/10R-VZB13N00
A4VSO71EO1/10R-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO2
A4VSO71EO2/10R-PPB13N00
A4VSO71EO2/10R-PPB25N00
A4VSO71EO2/10R-PZB13N00
A4VSO71EO2/10R-PZB25N00
A4VSO71EO2/10R-VPB13N00
A4VSO71EO2/10R-VPB25N00
A4VSO71EO2/10R-VZB13N00
A4VSO71EO2/10R-VZB25N00
力士乐A4VSO40反转L系列部分型号
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DR，排量：40的(L反转）
A4VSO40DR/10L-PPB13N00
A4VSO40DR/10L-PPB25N00
A4VSO40DR/10L-PZB13N00
A4VSO40DR/10L-PZB25N00
A4VSO40DR/10L-VPB13N00
A4VSO40DR/10L-VPB25N00
A4VSO40DR/10L-VZB13N00
A4VSO40DR/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：LR2G
A4VSO40LR2G/10L-PPB13N00
A4VSO40LR2G/10L-PPB25N00
A4VSO40LR2G/10L-PZB13N00
A4VSO40LR2G/10L-PZB25N00
A4VSO40LR2G/10L-VPB13N00
A4VSO40LR2G/10L-VPB25N00
A4VSO40LR2G/10L-VZB13N00
A4VSO40LR2G/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DFR
A4VSO40DFR/10L-PPB13N00
A4VSO40DFR/10L-PPB25N00
A4VSO40DFR/10L-PZB13N00
A4VSO40DFR/10L-PZB25N00
A4VSO40DFR/10L-VPB13N00
A4VSO40DFR/10L-VPB25N00
A4VSO40DFR/10L-VZB13N00
A4VSO40DFR/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：DRG
A4VSO40DRG/10L-PPB13N00
A4VSO40DRG/10L-PPB25N00
A4VSO40DRG/10L-PZB13N00
A4VSO40DRG/10L-PZB25N00
A4VSO40DRG/10L-VPB13N00
A4VSO40DRG/10L-VPB25N00
A4VSO40DRG/10L-VZB13N00
A4VSO40DRG/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：LR2
A4VSO40LR2/10L-PPB13N00
A4VSO40LR2/10L-PPB25N00
A4VSO40LR2/10L-PZB13N00
A4VSO40LR2/10L-PZB25N00
A4VSO40LR2/10L-VPB13N00
A4VSO40LR2/10L-VPB25N00
A4VSO40LR2/10L-VZB13N00
A4VSO40LR2/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO1
A4VSO40EO1/10L-PPB13N00
A4VSO40EO1/10L-PPB25N00
A4VSO40EO1/10L-PZB13N00
A4VSO40EO1/10L-PZB25N00
A4VSO40EO1/10L-VPB13N00
A4VSO40EO1/10L-VPB25N00
A4VSO40EO1/10L-VZB13N00
A4VSO40EO1/10L-VZB25N00
工作油口13和25，平键花键P和Z
密封件P和V，控制方式：EO2
A4VSO40EO2/10L-PPB13N00
A4VSO40EO2/10L-PPB25N00
A4VSO40EO2/10L-PZB13N00
A4VSO40EO2/10L-PZB25N00
A4VSO40EO2/10L-VPB13N00
A4VSO40EO2/10L-VPB25N00
A4VSO40EO2/10L-VZB13N00

A4VSO40EO2/10L-VZB25N00

A4VSO40LR2G/10R-VPB13N00柱塞泵特性柱塞泵，是由电动机提供泵的动力，经鼓型齿联轴器带动减速机转动。由减速机减速带动曲轴旋转。通过曲柄连杆机构，将旋转运动转变为十字头和柱塞为往复运动。当柱塞向后死点移动时，泵容积腔逐步增大，泵腔内压力降低，当泵腔压力低于进口压力时，吸入阀在进口端压力作用下开启，液体被吸入；当柱塞向前死点移动时，泵腔内压力增大，此时吸入阀关闭，排出阀打开，液体被挤出液缸，达到了吸入和排出的目的。
工作时，在喷油泵凸轮轴上的凸轮与柱塞弹簧的作用下，迫使柱塞作上、下往复运动，从而完成泵油任务，泵油过程可分为以下三个阶段。