bids are invited for supply of spares of ksb mil make control valve spares mse stem nut part no- 7 for control valve , case screw and nut set part no 11 for control valve , o ring part no 20 for control valve , worm gear part no 52 for control valve , guide screw with key part no 53 for control valve , worm part no 78 for control valve , gland packing set part no 59 for control valve , body gasket part no 37 for control valve , seat gasket part no 67 for control valve , plug stem part no-38 , seat ring part no- 66 for control valve , cage part no- 40 for control valve , seal ring part no- 39 for control valve , flat spring part no-64 for control valve , actuator diaphragm , worm gear part no- 7 for control valve , actuator spring part no 13 for control valve , case screw and nut set part no 19 20 , guide screw part no 43 with key part no 44 for control valve , yoke gasket part no-51 for control valve , o ring part no- 53 for control valve , actuator stem part no- 54 for control valve , worm part no- 74 for control valve total quantity : 261