4920-00-996-3887 (MS17130-65)
4920-00-996-3887 is equivalent to manufacture part number 1R88. It is a inner bearing ring and is classified under Federal Supply Class 4920 (4920 - Aircraft Maintenance and Repair Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4920 - Aircraft Maintenance and Repair Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.