Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS90353U0504W found under Rivet Blind by National Aerospace Standards. The National Stock Number assigned to this part is 5320016485275, 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 MS90353U0504W.