Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 99TR30832X8O found under Switch Proximity by Fincantieri Spa. The National Stock Number assigned to this part is 5930151988529, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 99TR30832X8O.