Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B11630A found under Oscillator Subassem by Viking Technologies Ltd. The National Stock Number assigned to this part is 5955005812102, 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 B11630A.