Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 015 311 05 found under Muffler Exhaust by Hatz Diesel Of America Inc. The National Stock Number assigned to this part is 2990015274317, 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 015 311 05.