Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DM-2115 found under Holder Handset by Triangle Tool Co. The National Stock Number assigned to this part is 5965003517460, 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 DM-2115.