美国MOOG穆格伺服阀：D661-4593C 先导级的两级流量控制伺服比例阀。采用线性可变差动传感器(LVDT)提供主阀芯位置反馈，对阀芯位置进行闭环控制。阀芯两端是短轴。

美国MOOG穆格伺服阀：D661-4593C   先导级的两级流量控制伺服比例阀。采用线性可变差动传感器（LVDT）提供主阀芯位置反馈，对阀芯位置进行闭环控制。阀芯两端是短轴。高响应型号为三级流量控制伺服比例阀，

美国MOOG穆格产品型号：D633-481B
D633-525B
D634-538A
D661-393D
D661-4023
D661-4033
D661-4069     MOOG
D661-4070
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D662Z4813    伺服阀
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D664-4013  伺服阀
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D664-4714
D664Z4306K
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D765-019-5
D765-1048-5
D765-1603-5
D791-5008   

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