Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TP840-2.047MHZ found under Oscillator Logic Clock by Mmd Components. The National Stock Number assigned to this part is 6645011072615, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TP840-2.047MHZ.