Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40145-90066 found under Oscillator Noncrystal Controlled by Crane Electronics Ltd. The National Stock Number assigned to this part is 5955013085499, 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 40145-90066.