Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 300-006 found under Cap Vent Fuel Storage Tank by Clay And Bailey Manufacturing. The National Stock Number assigned to this part is 5430013225727, and the Federal Supply Class is 5430 Storage Tanks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 300-006.