Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 400INDUSTRIALXRAYFILMCLASS1 found under Film Radiographic by Gaf Corp. The National Stock Number assigned to this part is 6635004075248, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 400INDUSTRIALXRAYFILMCLASS1.