Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 35C620 found under Valve Aircraft Mate by Auto Valve Inc. The National Stock Number assigned to this part is 1680015241533, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 35C620.