Genuine OEM Replacement Part 890961 Compatible with many Porter Cable Drywall Sanders including model 7800. What's included : (1) Replacement HOSE CONNECTOR 890961 New, bulk packaged Please refer to list below for compatibility Compatible with the Following Models: Porter Cable : 7800 Type 1 , 7800 Type 2 , 259385 Type 2 -Sander , 259485 Type 1 110V -Sander , 7800 Type 3 3.5 Amp What's included : (1) replacement HOSE CONNECTOR 890961