The Atlas Copco oil cooler with part number 1635496600 (superseding 1621600102) is listed in compressor parts catalogs as an OEM cooler that dissipates heat from compressor lubricant to maintain stable oil temperature and protect internal components during operation. This cooler is offered as a genuine factory part sourced from Atlas Copco manufacturing.
In industrial compressed air systems, the air compressor cooler functions as a primary thermal regulation component. Proper compressor cooler operation reduces discharge temperature, improves moisture separation, and supports long-term system reliability.