Stainless Steel High Pressure Adjustable Non Return Valve (Nrv) With Both Ends Female Screwed Type For Pfs System In Indian Railway Lhb Coaches As Per The Cai Rbl-Md46111 -Xii (Pt.1),Vol-1 Dtd.02-01- 2024 Attached, Size: 1/4" Bsp, Length =50 To 55 Mm And Pressure = 10 T O 12 Bar. Material: Ss 304 Or 316. [ Warranty Period: 30 Months After The Date Of Delivery ] ]