Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 101783-101 found under Oscillator Crystal Controlled by Rugged Information Technology Eq. The National Stock Number assigned to this part is 5955011864792, 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 101783-101.