Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3S 1200-1 found under Switch Limit by Rockwell International Corp. The National Stock Number assigned to this part is 5930010265249, 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 3S 1200-1.