Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 711-402259 found under Switch Rotary by Viasys Respiratory Care Inc. The National Stock Number assigned to this part is 5930009779113, 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 711-402259.