Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number APTE-218H-1000-550G found under Switch Pressure by Kulite Semiconductor Products Inc. The National Stock Number assigned to this part is 5930014545046, 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 APTE-218H-1000-550G.