3460-01-006-5779 (B74.13)
NSN 3460-01-006-5779 (NIIN 01-006-5779) is an abrasive wheel in Federal Supply Class 3460, Machine Tool Accessories — a rigid piece of abrasive with or without mounting facilities. Manufacturer part number B74.13 (American National Standards, CAGE 80204); also referenced as B7.1, B74.2 C120MR 3X1/4X1/4 (American National Standards); 304F (Cratex Manufacturing Co Inc).
Key specs: 7000 speed in rpm; full characteristics table below. NIIN assigned July 1975; DEMIL A (none required); unit of issue EA (each), $35.93 gov standard price; export Schedule B 8466.93.3050.