Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CO441A-7B AT 24MHZ found under Oscillator Crystal by Vectron International Inc. The National Stock Number assigned to this part is 5955014235237, and the Federal Supply Class is 5955 Oscillators And Piezoelectric Crystals. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CO441A-7B AT 24MHZ.