Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BF51E253KSW657 found under Capacitor Fixed Pla by Component Research Co Inc. The National Stock Number assigned to this part is 5910010239076, 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 BF51E253KSW657.