Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 79A-R found under Cushionear by 3M Company. The National Stock Number assigned to this part is 5965016725622, 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 79A-R.