Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ES0678545-1 found under Loudspeaker Permanent Magnet by Viking Technologies Ltd. The National Stock Number assigned to this part is 5965001628271, 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 ES0678545-1.