Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 380V3INALUM found under Valve Poppet Hull D by Syltone Industries Llc. The National Stock Number assigned to this part is 2590004450028, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 380V3INALUM.