Water Separator (Moisture Extractor), High Flow, Single Outlet 0550960 Type_Shorts Interchangeable with all major brands*

Interchangeable with all major brands*

Cap (HP/ST Series)  0010782  Item # 1 as shown in breakdown below

The 390™ PC is a solid workhorse built for the professional just “starting out

but suspect it will work fine

therefore you would need to pick or purchase a smaller tip (like a 413 or 415) to work with a 505

Water Separator (Moisture Extractor), High Flow, Single Outlet 0550960 Type_Shorts Interchangeable with all major brands*Water Separator (Moisture Extractor), High Flow, Single Outlet 0550960 Details Filter 120 CFM 10 Microns, High Flow vet very efficient at removing water and oil! Regulator 50 CFM 160 PSI Capacity Air Chuck included with Regulator Gauge 200 PSI Air Inlet 1 2" NPT Air Outlets 1x 3 8" NPT (Filtered and Regulated), 1x 3 8" NPT (Filtered, Un regulated)(This outlet comes from factory with removable plug.)