Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4219F010201 found under Switch Flow by Liebherr Aerospace Toulouse Sas. The National Stock Number assigned to this part is 5930143778682, 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 4219F010201.