<p>Check Valve. Fits <a href="../product/EQ-HM22-Manual-Dispenser/">2040430</a> Hot Melt Adapter..</p> <p>Nozzle sold individually as IDH <a href="../product/Replacement-standard-nozzle-0.138-inch-3.5-mm-I.D.-5-pack/">2049852</a> (5 pk) </p> <p>Nozzle and Check Valve sold together as IDH <a href="../product/Nozzle-and-Check-Valve-Assembly/">2049853</a></p> <p> </p>