3020-00-204-1175 (6323275)
NSN 3020-00-204-1175 (NIIN 00-204-1175) 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 6323275 (Brinkley Technology Group LLC, CAGE 1ML14); also referenced as 323275 (ITT Aerospace Controls LLC).
Key specs: 38 minimum rockwell c and 44 maximum rockwell c body metallic hardness; rockwell hardness test method; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8483.90.1000. Supersedes 2805-00-350-0776 (1963).