Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 880-015 found under Nipple Pipe by Spears Mfg Co. The National Stock Number assigned to this part is 4730014839644, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 880-015.