Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CKN4025-ND found under Switch Push by Digi Key Corporation Dba Digi Key Electronics. The National Stock Number assigned to this part is 5930015707994, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CKN4025-ND.