procurement of spares for marck hawa make gate valves and nrv of various sizes installed in dm plant and fire fighting system at 2x600 mw, sstpp, mppgcl, dongalia , 20/500mm gate valve / flanged end class - 150 rising spindle type, mannual operation , body(as per tender schedule) , bonnet(as per tender schedule) , yoke(as per tender schedule) , wedge(as per tender schedule) , gear box(as per tender schedule) , gland pata(as per tender schedule) , seat ring(as per tender schedule) , spindle(as per tender schedule) , gland bush(as per tender schedule) , b.seat bush(as per tender schedule) , gasket(as per tender schedule) , gland packing(as per tender schedule) , i-bolt + nut(as per tender schedule) , cross pin(as per tender schedule) , stud + 2 nut (bd + bnt)(as per tender schedule) , stud + 2 nut (bnt + yoke)(as per tender schedule) , gear bolting(as per tender schedule) , 12 150# gate valve / flanged end 150 rising spindle type, mannual operation , body(as per tender schedule) , bonnet(as per tender schedule) , yoke(as per tender schedule) , wedge(as per tender schedule) , gland pata(as per tender schedule) , r - plate(as per tender schedule) , seat ring(as per tender schedule) , yoke bush(as per tender schedule) , hand wheel(as per tender schedule) , spindle(as per tender schedule) , gland bush(as per tender schedule) , b.seat bush(as per tender schedule) , gasket(as per tender schedule) , gland packing(as per tender schedule) , i-bolt + nut(as per tender schedule) , cross pin(as per tender schedule) , stud + 2 nut (bd + bnt)(as per tender schedule) , stud + 2 nut (bnt + yoke)(as per tender schedule) , r-plate bolt(as per tender schedule) , key(as per tender schedule) , wheel nut(as per tender schedule) , 10 150# gate valve / flanged end 150 rising spindle type, mannual operation , body(as per tender schedule) , bonnet(as per tender schedule) , yoke(as per tender schedule) , wedge(as per tender schedule) , gland pata(as per tender schedule) , r - plate(as per te