Feed Valve Type Ft-1 As Per Ftrtipl Drg. No. 025071075 And Part No. 507001700 Or C2N Feed Valve As Per M/S Topgrip Drg N O. Tic/Tg52/Fv/052, Or Locomatics Drg. No. A-5001M Or Prag Polymers Drg. No. Pp.Fv.1.00 Or Equivalent Approved By Rdso/Clw For Electric Locomotives.