5325-01-317-8200 (7100-25-BC)
NSN 5325-01-317-8200 (NIIN 01-317-8200) 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 7100-25-BC (Truarc Co LLC, CAGE 97464); also referenced as 8026599755 ITEM 93 (Naval Sea Systems Command).
Key specs: 46 to 51 rockwell c material hardness; full characteristics table below. NIIN assigned April 1990; DEMIL A (none required); unit of issue EA (each), $6.34 gov standard price; export Schedule B 9606.10.0000.