6730-00-333-9588 (2051-581)
6730-00-333-9588 is equivalent to manufacture part number 2051-581. It is a observation window and is classified under Federal Supply Class 6730 (6730 - Projection Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6730 - Projection Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.