Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4000-0043 found under Capacitor Fixed Ceramic Dielectr by Biomation Corp. The National Stock Number assigned to this part is 5910011483250, 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 4000-0043.