3020-01-440-8989 (EJ22011)
NSN 3020-01-440-8989 (NIIN 01-440-8989) is a sprocket wheel in Federal Supply Class 3020, Gears, Pulleys, Sprockets, And Transmission Chain — a toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. Manufacturer part number EJ22011 (The Entwistle Company LLC, CAGE 20722); also referenced as EJ41250, EJ41250 ITEM 22 (The Entwistle Company LLC).
Key specs: not rated hardness test method; full characteristics table below. NIIN assigned January 1997; DEMIL A (none required); unit of issue EA (each), $799.34 gov standard price; export Schedule B 8483.90.1000; ships at 0.1 lb / 0.0282 cu ft.