5325-00-059-5290 (3001-131-ST-CD)
NSN 5325-00-059-5290 (NIIN 00-059-5290) is a retaining ring in Federal Supply Class 5325, Fastening Devices — a resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action. Manufacturer part number 3001-131-ST-CD (Truarc Co LLC, CAGE 97464); also referenced as N5001-131-S-MD, N5001-131MD (Rotor Clip Company, Inc.); MS16629-1131 (Military Standards); N5001-131PP (Truarc Company LLC).
Key specs: 47 to 52 rockwell c material hardness; full characteristics table below. NIIN assigned January 1961; DEMIL A (none required); unit of issue EA (each), $8.42 gov standard price; export Schedule B 9606.10.0000; ships at 0.005 lb / 0.0001 cu ft. Supersedes 5365-00-225-7200 (1990), 5365-00-922-1715 (1992).