Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HJ10-12L2MHZ found under Oscillator Noncrystal Controlled by Connor Winfield Corp. The National Stock Number assigned to this part is 5955003549006, 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 HJ10-12L2MHZ.