Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C7NN-5230-Z found under Muffler Exhaust by New Holland N V Nc. The National Stock Number assigned to this part is 2990004571803, 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 C7NN-5230-Z.