These drawings indicate the condition when the B port is pressurized. MSUB20-�ｭS/D Series MSUB MSUB20 (Single vane/Double vane) Dimensions The outside drawings show the single vane type, but only the position of the chamfered sections shown in the above drawings differs from single and double vane. 4 x M5 x 0.8 depth 8 2 x 6.6 through 2 x M6 x 1 Depth 12 Long groove depth 5 (Positioning pin hole) A port B port 2 x M5 x 0.8 (Single vane) Top ported: MSUB20-�ｭSE 3 x 4H9 depth 6 +0.030 0 ( A , B , C ) 2 x 6.6 through 2 x 6.6 through Adjustment bolt . Adjustment: Max. 8.75 2 x M6 x 1 depth 12 Chamfer Chamfer (Single vane) (Double vane) . If the adjustment bolt is removed, rotation will be approximately 270° for the single vane type and 100° for the double vane type. Since this will make it impossible to satisfy the specifications, operate with adjustment within the range of maximum values. A port B port 2 x M5 x 0.8 174