Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C19700AAPA found under Headset Microphone by Thales Avionics Sa. The National Stock Number assigned to this part is 5965145565844, 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 C19700AAPA.