日本山武电磁阀MVS-2203YHS 5-PORT SPOOL OPERATED VALVE 501 SERIES (IN-LINE TYPE) 501 SERIES (TOUCH MANIFOLD TYPE) MVS(D)-495Y SERIES (IN-LINE TYPE) MVS(D)-495Y SERIES (Stack Manifold TYPE) MVS(D)-492Y SERIES (Sub-Base TYPE) MVS(D)-492Y SERIES (Manifold type) 524 SERIES (Sub-Base type) 524 SERIES (Manifold type) 492Y SERIES SUB-BASE TYPE MVS(D)-4900 SERIES