Legacy Servo and Proportional Valves

Legacy product refers to Moog's end of life offerings and these models are not to be used for new designs.

For repairs and information of any legacy product, please contact your repair or sales adminstrator, or you can click the link below:

Legacy Servo and Proportional Valve Details and Resources

Model Number	Description	Start of Phase Out	End of Sales	End of Repair	Suggested Replacement	Notification Document	Product Literature
Jet Pipe Proportional Valve	Two-stage Electrohydraulic Valve	July 1, 2013	December 31, 2013	December 31, 2015	Contact Us	Click to Download	Manual
760 Series Servo Valves	Two-stage Electrohydraulic Valve	Not Yet Determined			761 Series Servo Valve	-	Catalog 760 Manual 760K (I.S.) Manual 760N (E.P.) Manual
62 Series Servo Valves	Two-stage Electrohydraulic Valve	Not Yet Determined			631 Series Servo Valve	-	Catalog Manual
D691	Proportional Valve, Size NG10, p/Q-control	August 1, 2024	December 31, 2025	December 31, 2028	Contact Us	Click to Download	Catalog
D651	Proportional Valve, Size NG10, p/Q-control	August 1, 2024	December 31, 2025	December 31, 2028	Contact Us	Click to Download	Datasheet
D656	Proportional Valve, Size NG10, p/Q-control	August 1, 2024	December 31, 2025	December 31, 2028	Contact Us	Click to Download	Datasheet
D635	Servo Valve, Size NG6, p-control	October 1, 2025	December 31, 2027	December 31, 2029	Contact Us	Click to Download	Datasheet Operating Instructions