The 4WMM16 E,F,J,H,U,G series of Rexroth 4WMM16 directional spool
valves are controlling the hydraulic oil direction, on and off or relief/reducing in the hydraulic systems. There are two spool return types of handle operated lever hydraulic directional control valve, spring return and with detent.
The drawing A below shows the ball positioning type of 4/3 handle operated lever hydraulic directional control valve, the valve spool is moved in the valve house by pulling the handle lever and keeping the spool position stable by the inner ball on each three different position.
Rexroth 4WMM16 Directional Spool Valve
The drawing B shows the spring return 4/3 handle operated lever hydraulic
directional control valve, to maintain the spool position on one end of valve house by pulling handle lever tightly, the spool returns on the center of the valve house if without force on the handle lever.
Rexroth 4WMM16 Directional Spool Valve Code and Data:
Rexroth 4WMM16 Directional Spool Valve Dimensions: