Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SO4044-02 33.3333MHZ found under Oscillator Crystal by Monitor Products Co Inc. The National Stock Number assigned to this part is 5955011471926, 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 SO4044-02 33.3333MHZ.