Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SM-X-24FXS 4FXO found under Circuit Card Assembly by Itni. The National Stock Number assigned to this part is 5998016252415, and the Federal Supply Class is 5998 Electrical And Electronic Assemblies Boards Cards And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SM-X-24FXS 4FXO.