5325-00-843-8601 (329-1)
NSN 5325-00-843-8601 (NIIN 00-843-8601) 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 329-1 (Eaton Corporation, CAGE 81118); also referenced as 7710031 (U S Army Tank Automotive Command); 8-47-17-86-006 (Safeguard Powertech Systems); 5365008438601 (E.C.A Etablissement Central Des).
Key specs: 48 to 53 rockwell c material hardness; full characteristics table below. NIIN assigned January 1962; DEMIL A (none required); unit of issue EA (each), $2.47 gov standard price; export Schedule B 9606.10.0000; ships at 0.01 lb / 0.0001 cu ft.