Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F274-1 found under Building Prefabricated Ready Cut by R And D Constructors Inc. The National Stock Number assigned to this part is 5410004045485, 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 F274-1.