from the inlet to the outlet while blocking the exhaust. Releasing the stem closes the inlet and opens the outlet to an exhaust port which vents the outlet to atmosphere. 3-way stem valves may have a poppet or spool and be Normally-Closed (N.C.) or Normally-Open (N.O.).
Medium: Air
Stem Travel: 1/8” (3.2)
Materials: Brass body, Buna-N seals, stainless steel stem and spring