Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A43B598-2 found under Switch Rotary by Telex Computer Products Inc. The National Stock Number assigned to this part is 5930001036993, 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 A43B598-2.