Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 502 1175.7 found under Strainer Element Se by Greenlee Textron Inc. The National Stock Number assigned to this part is 4730011839041, 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 502 1175.7.