Explanatory notes
… in a manner not intended to protect individual articles from damage during transportation, loading and unloading … plain shaft bearings, gears and gearing (including friction gears and gear‑boxes and other speed changers), … or mounted one on the other, or mounted on a common base or frame or in a common housing. Assemblies of machines should …Legal note
… in a manner not intended to protect individual articles from damage during transportation, loading and unloading …Classification opinions
… consisting of stirring blades (fins, rake, cross-membered frame, etc.), whether or not fitted with a shank, presented …