Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 04351099 found under Muffler Exhaust by Wilden Pump And Engineering Co. The National Stock Number assigned to this part is 1560014715894, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 04351099.