Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4X13158ZY found under Cylinder Compressed Gas Oxygen T by Cp Industries Holdings Inc. The National Stock Number assigned to this part is 8120013838650, 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 4X13158ZY.