3020-00-730-6612 (3020007306612)
NSN 3020-00-730-6612 (NIIN 00-730-6612) is an internal gear in Federal Supply Class 3020, Gears, Pulleys, Sprockets, And Transmission Chain — a gear with teeth formed on the inner surface of a cylinder or cone. Manufacturer part number 3020007306612 (E.C.A Etablissement Central Des, CAGE A00AM); also referenced as 8351594 (U S Army Tank Automotive Command).
Key specs: spur teeth; 85 rockwell superficial 15-n minimum overall hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $732.60 gov standard price; export Schedule B 8483.40.9000; ships at 16.5 lb / 0.3496 cu ft.