Complete Pump Assembly for NEWER versions of AS202 & AS204 TWBS Sprayers.
NOTE: to determine whether your sprayer is the old or new check the pressure relief valve. The older version pump assembly for AS202 and AS204 has the pressure relief valve on the pump assembly, while the newer models have the relief valve on the sprayer jug. The new models use pump assembly NA1616, the older models use pump assembly NA2312.