Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 025643-8 found under Rudder Marine by Uniflite Inc. The National Stock Number assigned to this part is 2040000569019, and the Federal Supply Class is 2040 Marine Hardware And Hull Items. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 025643-8.