5365-00-314-3647 (10002)
NSN 5365-00-314-3647 (NIIN 00-314-3647) is an adapter ring in Federal Supply Class 5365, Bushings, Rings, Shims, And Spacers. Manufacturer part number 10002 (Libby Power Systems, LLC, CAGE 36024); also referenced as X-91 (Kato Engineering Inc.).
NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $53.27 gov standard price.