North American Product Classification System (NAPCS) Canada 2017 Version 1.0
- 351 - Parts of industrial machinery and equipment
- 35114 - Parts of industrial machinery and equipment, n.e.c.
- 351141 - Parts for heating and cooling equipment
- 3511411 - Parts of heating equipment
- 3511412 - Compressors, compressor units, condensing units and other parts of cooling equipment
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