Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JWZ2120-0301 found under Switch Toggle by Smk Electronics Corp. The National Stock Number assigned to this part is 5930013082078, 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 JWZ2120-0301.