This SprayTech washer is used to help seal the outlet seat plug, the spring, ball, and seat valve. This may also be used as a seal between the paint pump and the outlet fitting.
This is used on a variety of SprayTech paint sprayers, including the 1075 Pro Pak, ED655, Wagner 4300G Piston Pump, Wagner 404 Plus, and among others the ED1075.
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