Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 581530-015 found under Filter In Line by Pacific Consolidated Industries. The National Stock Number assigned to this part is 4710015426139, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 581530-015.