4230-01-515-4563 (5-19-13855)
4230-01-515-4563 is equivalent to manufacture part number 5-19-13855. It is a fan filter unit ass and is classified under Federal Supply Class 4230 (4230 - Decontaminating and Impregnating Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4230 - Decontaminating and Impregnating Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.