Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-A-59860 found under Valve Cylinder Gas by Federal Commercial Item Description. The National Stock Number assigned to this part is 8120001429245, and the Federal Supply Class is 8120 Commercial And Industrial Gas Cylinders. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A-A-59860.