5440-01-274-0790 (5122209-022-105)
5440-01-274-0790 is equivalent to manufacture part number 500-18SP. It is a straight ladder and is classified under Federal Supply Class 5440 (5440 - Scaffolding and Concrete Forms), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5440 - Scaffolding and Concrete Forms and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.