Supply Of Stainless Steel Socket For Moving Flange For Dia.25 Mm Bore Pipe To Rcf Drg. No. Cc-36671 Alt-nil And Conforming To Rdso Specn. No. 04 - Abr - 2019, Rev.02, December, 2019 Drg No : Rcf Drg. No. Cc-36671.