Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5-4-1401-2-151 found under Window Sash Assembly by American Fuel Cell And Coated. The National Stock Number assigned to this part is 5410005564950, and the Federal Supply Class is 5410 Prefabricated And Portable Buildings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5-4-1401-2-151.