Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BN9197 00-16 found under Headset Acoustical by Delsar Inc. The National Stock Number assigned to this part is 5965015028850, 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 BN9197 00-16.