Control valve stand Drawing No. NS990581 for hatch cover ship spare parts. valves groups: 1.Manual valve NDVG-06R-13 (WITH  NLCG-06-11) 2.Manual valve DG17S4-133C-JA-25 3.GAUGE VALVE GTKL-02W 4.Stop valve SGK-03H ARISAKA 5.Check valve C2G-805-S3-JA-11 6.Stop valve STRL-02H-20 ARISAKA 7.Stop valve STRL-03H-20 ARISAKA