Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KPR3-104B found under Adapter Switch Actu by Abb Control Inc. The National Stock Number assigned to this part is 5930015755789, 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 KPR3-104B.