5670-00-103-8618 (RR-D-575)
5670-00-103-8618 is equivalent to manufacture part number 1257F17. It is a metal door frame and is classified under Federal Supply Class 5670 (5670 - Prefabricated Building Components), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5670 - Prefabricated Building Components and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.