Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CR37AU100-000KHZ found under Crystal Unit Set Qu by Bliley Technologies Incorporated. The National Stock Number assigned to this part is 5955011333157, 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 CR37AU100-000KHZ.