Webew4040 aaa high pressure replacement pressure washer pump by the fna group is a 4400 psi max 4. 0 gpm industrial triplex plunger pump that was used on many different. Webwe’ve compiled all aaa, fna & oem pump kits in one convenient place. Find the kit needed for your pressure washer model with our handy selection chart! Webthese pumps are intended to pump clean filtered water only. •do not operate in or around an explosive environment. •do not alter the pump from the manufacturers design. Webshop our selection of affordable…