Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WMF4P1K found under Capacitor Fixed Plastic Dielectr by Cornell Dubilier Electronics. The National Stock Number assigned to this part is 5910000432948, 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 WMF4P1K.