Stallcock
1/2 NPT Stall Cock or Vacuum valve. 1/4 turn. Positive stop. Straight style Accepts 7/16, 1/2, or 9/16 vacuum tubing. StallCock for vacuum line. Mounts in 1/2 inch pipe thread (NPT) Nickel plated brass. available in 5 different options. scroll down for links to other styles
