Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 30D257G012DH4 found under Capacitor Fixed Ele by B Microfarads Inc. The National Stock Number assigned to this part is 5910008144955, 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 30D257G012DH4.