Industrial ST65600AV Unloader Valve Five Sixteenths Inch Tubing

Industrial ST65600AV unloader valve for 5/16" tubing is a replaceable air‑compressor part designed to connect to standard 5/16" tubing and control discharge flow during cycling. The part is widely listed under ST065700AV and ST65600AV, with sources noting it as a Campbell Hausfeld/SPEEDAIRE unloader valve compatible with 5/16" tubing. This SKU pairing—ST065700AV/ST65600AV—is used by sellers as a direct replacement in Campbell Hausfeld and Speedaire equipment and is available from suppliers advertising these exact part numbers as 5/16" tubing unloader valves for air compressors. When shopping, look for those two designations to ensure you’re getting the correct valve for your 5/16" tubing system and compatible Campbell Hausfeld/SPEEDAIRE units.