This part is compatible with the following machines

FP7120-08 Pre-Charged Pressure Tank Vertical - 82 Gallons

390291195 Captive Air Tank

390291197 Captive Air Tank

390291200 Sears Captive Air Tank & Fittings

390291301 Air Tank

390291355 Captive Air Tank

390291356 Captive Air Tank

390291357 Captive Air Tank

390291401 Air Tank

390291501 Sears Captive Air Tank & Fittings

390291555 Captive Air Tank

390291556 Captive Air Tank

390291557 Captive Air Tank

390291558 Captive Air Tank

390291601 Sears Captive Air Tank & Fittings

390291652 Captive Air Tank

390291655 Captive Air Tank

390291656 Captive Air Tank

390291657 Captive Air Tank

390291658 Captive Air Tank

390291695 Captive Air Tank

390291696 Captive Air Tank

390291697 Captive Air Tank

390291698 Captive Air Tank

390291755 Captive Air Tank

390291756 Captive Air Tank

390291757 Captive Air Tank

390291758 Captive Air Tank

390291801 Air Tank