The 2202703600 discharge tube goes from the compressor outlet into the receiver tank on the Chicago Pneumatic QRS 10 and QRS 15 rotary screw air compressors. This is also used on several Quincy QGS rotary screw compressors as well.
This was commonly used on several Atlas Copco, Chicago Pneumatic and Quincy air compressors.
The part number may be displayed in your manual as 2202703600, 2202-7036-00 or 2202 7036 00.
2203 0387 00
2204135111
2200902354
2200902355
1630144405
2202828500