Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AV31-574REVJPC28 found under Latch Valve by Automatic Switch Company. The National Stock Number assigned to this part is 5342000909705, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AV31-574REVJPC28.