Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 989 0325 027 found under Microphone Magnetic by Johnson E F Co. The National Stock Number assigned to this part is 5965005278818, 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 989 0325 027.