3020-00-808-7312 (3020008087312)
NSN 3020-00-808-7312 (NIIN 00-808-7312) is a helical gear in Federal Supply Class 3020, Gears, Pulleys, Sprockets, And Transmission Chain — a gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. Manufacturer part number 3020008087312 (E.C.A Etablissement, CAGE SCY13); also referenced as 11610397 (U S Army Tank Automotive Command).
Key specs: single helix; 58 to 62 rockwell c overall hardness; full characteristics table below. NIIN assigned May 1968; DEMIL A (none required); unit of issue EA (each), $865.80 gov standard price; export Schedule B 8483.40.9000; ships at 1.48 lb / 0.0145 cu ft.