This is a genuine Atlas Copco replacement part, model number 1621737890, suitable for use with the 1621737800 compressor. It features an oil separator and has a capacity of 20 bar. The compressor type is rotary screw and it is powered by diesel. The brand is Atlas Copco, a well-known and respected name in the industry.

This part is perfect for those in need of a replacement for their Atlas Copco compressor without having to purchase a whole new machine. The features and specifications of this part make it a great choice for those in the business and industrial sector, particularly those dealing with hydraulics, pneumatics, pumps, and plumbing.