Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MIL-B-16909 TY3GRA found under Buffing Compound by General Services Administration Inc. The National Stock Number assigned to this part is 5350001937222, 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-B-16909 TY3GRA.