Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X4645A found under Capacitor Fixed Paper Dielectric by Philips Home Products. The National Stock Number assigned to this part is 5910001283288, 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 X4645A.