Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EB4143-H found under Encoder Shaft Angle To Digital by Electric Boat Corporation. The National Stock Number assigned to this part is 5990014980641, 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 EB4143-H.