Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A60-1-1B3SLOP found under Switch Rotary by Mason Electric Company. The National Stock Number assigned to this part is 5930015767229, 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 A60-1-1B3SLOP.