Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-2-001W101 found under Switch Rotary by A R E Mfg Co Inc. The National Stock Number assigned to this part is 5930013556691, 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 A-2-001W101.