4820-01-198-8607 (FIG.2341)
NSN 4820-01-198-8607 (NIIN 01-198-8607) is a check valve in Federal Supply Class 4820, Valves, Nonpowered — a valve permitting flow in one direction only. Manufacturer part number FIG.2341; also referenced as BM3883 1/2IN, FIG.2341 1/2IN (William Powell Company, The).
Key specs: 150 psi maximum single response operating pressure; full characteristics table below. NIIN assigned January 1985; DEMIL A (none required); unit of issue EA (each), $182.12 gov standard price; ships at 2 lb / 0.0156 cu ft.