4820-01-698-5362 (4007-10)
NSN 4820-01-698-5362 (NIIN 01-698-5362) is a check valve in Federal Supply Class 4820, Valves, Nonpowered — a valve permitting flow in one direction only. Manufacturer part number 4007-10 (Aerospace Systems And Components,, CAGE 34163); also referenced as 9633011105 (Pilatus Aircraft Ltd).
Key specs: 45 psi maximum first response operating pressure; full characteristics table below. NIIN assigned November 2021; DEMIL A (none required); ESD/EMI-sensitive.