SDV40-A44A-SV3-TR44 Inlet 1 NPT ports at side & top with MRV installed pre-set at 2000psi@30gpm, 800 - 2500psi screw adjustable. Section 3way/3pos, S/A, cylinder spool, metering airshift, spring return, 3/4 NPT port. Outlet 1 NPT ports at side & top.