Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 636-5-7459 found under Muffler Exhaust by Foremost Industries Lp By Itsgeneral. The National Stock Number assigned to this part is 2990000013521, 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 636-5-7459.