242 / | HD | WINDING, TENSIONING, OR GUIDING |
570 | DF | COIL HOLDER OR SUPPORT (E.G., SPINDLE, DISPENSER, OR SPOOL) {6} |
600 | DF | .~ Spool or core {12} |
611 | .~.~ With brake or drive formation {2} | |
611.1 | DF | .~.~.~> Circular rim (e.g., drum, sprocket, or ratchet) |
611.2 | DF | .~.~.~> Noncircular bore (e.g., spline) |