Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3448PR-1 ITEM 3 found under Annunciator by Control General Corp. The National Stock Number assigned to this part is 6350014234571, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3448PR-1 ITEM 3.