Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2R9-3401-801C found under Housing Sensitive S by Mpc Products Corporation. The National Stock Number assigned to this part is 5930013729450, 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 2R9-3401-801C.