procurement of spares for mil make control valves installed at tg of unit no 3 and 4, sgtps, mppgcl, birsinghpur , tas-5 low load control valve, model no. 38-41413, sl. no. 981137, 981154, body size - 6, cv-95, rating- 2500, act. size - 18” , body gasket , seat gasket , plug & stem s / a set , seat ring , seal ring , cage , flat spring , tas-6, full load control valve, model no. 38-41413, sl. no. 980934, 981071, body size - 3, cv-30, rating – 2500, act. size - 18”-7a , body gasket , seat gasket , plug & stem s / a set , seal ring , seat ring , cage , tas-11 tas pegging stem to deaerator control valve, model no. 38-41912, sl. no. 981324, 981163, body size - 6, cv-300, rating – 300, act. size - 18” , seal ring , bfp recirculation valve, model no. 37-78101, sl. no. 173628, 173331, body size - 4, cv-15, rating – 2500, act. size - 18”- 8a , gland packing set , body gasket , seat gasket , ptfe gasket , plug & stem s / a set , seat ring , liner – spacer s / a set , balancing seal set ( consist of tec ring gasket, o ring and bushing ) , bfp recirculation valve, model no. 37-78103, sl. no. 115234, 115235, 133364, 133365, body size - 4, cv-12, rating – 2500, act. size - 15”-6a3 , gland packing set , body gasket , seat gasket , ptfe gasket , plug & stem s / a set , seat ring , liner – spacer s / a set , balancing seal set ( consist of tec ring gasket, o ring and bushing )