Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G623759-2 found under Microphone Element by Raytheon Marine Co. The National Stock Number assigned to this part is 5965014528281, 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 G623759-2.