Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9-930003 found under Switch Subassembly by Westport International Inc. The National Stock Number assigned to this part is 5930007173870, 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 9-930003.