Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 90YH00Z5-B8UA00 found under Headset Microphone by Asus Computer Intl Inc. The National Stock Number assigned to this part is 5965016956423, and the Federal Supply Class is 5965 Headsets Handsets Microphones And Speakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 90YH00Z5-B8UA00.