Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number V1E10197 ITEM 10 found under Seat Valve by Vacco Industries. The National Stock Number assigned to this part is 4820011222796, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like V1E10197 ITEM 10.