6635-01-507-0314 (SPCD01/E272H)
6635-01-507-0314 is equivalent to manufacture part number 389-019-850. It is a crystal probe and is classified under Federal Supply Class 6635 (6635 - Physical Properties Testing Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6635 - Physical Properties Testing Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.