5850-00-252-5741 (SMD2017875)
5850-00-252-5741 is equivalent to manufacture part number 634636-1. It is a s heatsink assembly and is classified under Federal Supply Class 5850 (5850 - Visible and Invisible Light Communication Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5850 - Visible and Invisible Light Communication Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.