Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 258229.172 found under Capacitor Fixed Ceramic Dielectr by Marconi Mobile Spa Ex Elmer Spa. The National Stock Number assigned to this part is 5910002646264, 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 258229.172.