Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 57-10-1230 found under Capacitor Variable Ceramic Diele by Kikusui Intl Corp. The National Stock Number assigned to this part is 5910012826945, and the Federal Supply Class is 5910 Capacitors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 57-10-1230.