Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11080 found under Cap Assembly Protective Muffler by Gleason Corp. The National Stock Number assigned to this part is 2990001245890, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11080.