Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 820-0170-00 found under Silver Sheet by Sierra Nevada Corporation. The National Stock Number assigned to this part is 9545000767261, and the Federal Supply Class is 9545 Plate Sheet Strip Foil And Wire Precious Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 820-0170-00.