Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 650 1 2 IN. RED found under Tape Pressure Sensi by Minnesota Mining And Mfg Co. The National Stock Number assigned to this part is 7510005507126, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 650 1 2 IN. RED.