supply of set of ss tubes and double ferrule fitting for air spring pneumatic control equipment of lhb bogie as per annexure-a attached.set of ss tubes and double ferrule fitting for air spring pneumatic control equipment of lhb bogie as per annexure-a attached.,set of ss tubes and double ferrule fitting for air spring pneumatic control equipment of lhb bogie as per annexure-a attached. ss seamless tubes are to be supplied as per specification no. icf/md/sp ec-166 issued status -01, rev-04 part 1.2 may please be referred for material grade and specification mater ials and other specs are to be followed accordingly. [ warranty period: 30 months after the date of delive ry ] ]