(a) Interpretation 1: Anti-friction bearing or bearing systems and specially designed parts. (1) Anti-friction bearings or bearing systems shipped as spares or replacements are classified under Export Control Classification Number (ECCN) 2A001 (ball, roller, or needle- roller bearings and parts). This applies to separate shipments of anti-friction bearings or bearing systems and anti- friction bearings or bearing systems shipped with machinery or equipment for which they are intended to be used as spares or replacement parts.