Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PL636410 found under Synchro Unit by Exelis Inc. The National Stock Number assigned to this part is 5990000075170, and the Federal Supply Class is 5990 Synchros And Resolvers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PL636410.