procurement of supply of critical spares of indure warman make drain pumps installed in ash handling plant at 2x600mw , sstpp , mppgcl , dongalia , spares of indure/warman make drain pump , model : d 160l/65qvsp , shaft ( as per tender schedule ) , piston ring ( as per tender schedule ) , bearing drive end ( as per tender schedule ) , bearing housing ( as per tender schedule ) , bearing sleeve ( as per tender schedule ) , end cover ( as per tender schedule ) , end cover o-ring ( as per tender schedule ) , bearing seal ( as per tender schedule ) , back liner ( as per tender schedule ) , impeller o-ring ( as per tender schedule ) , intake joint ( as per tender schedule ) , grease nipple ( as per tender schedule ) , back liner seal ( as per tender schedule ) , lantern ring ( as per tender schedule ) , spacer ( as per tender schedule ) , flinger ( as per tender schedule ) , strainer ( as per tender schedule ) , labyrinth ( as per tender schedule ) , labyrinth locknut ( as per tender schedule ) , end cover set screw ( as per tender schedule )