Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MIL-G-9954A GLASS SPHERES found under Grain Abrasive by Lukens General Industries Inc. The National Stock Number assigned to this part is 5350005769634, and the Federal Supply Class is 5350 Abrasive Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MIL-G-9954A GLASS SPHERES.