piston, microvalve, valva, solenoid, cylinder, nozzle, actuator, stopcock, wastegate, pressurizer, more...

blockage, obstruction, closure, seal, stopper

ball valve, gate valve, globe valve, check valve, butterfly valve, needle valve, solenoid valve, more...

mitral, aortic, tricuspid, left, right, main, ileocecal, way, prosthetic, off, automatic

team vgj,   brass component,   half-life's studio,   pipe switch,   flapper in a heart,   flow regulator,   flow controller,   faucet shut-off,   vacuum tube type,   trumpet button,   a flap