Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DSC1001 AI2-66 667 found under Oscillatorcrystal Controlled by Microchip Technology Incorporated. The National Stock Number assigned to this part is 5955016952269, 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 DSC1001 AI2-66 667.