Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HS5477 06 9 found under Rivet Blind by Boeing Company The. The National Stock Number assigned to this part is 5320013844615, and the Federal Supply Class is 5320 Rivets. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HS5477 06 9.