Industry standard die-cast aluminum clamp.

For connecting rubber or plastic hose to NW flanges.

Precision round sapphire balls.

Granville-Phillips 340 Vacuum Gauge Controller (VGC) measures pressure from less than 1 x 10-9 Torr to atmosphere, utilizing an ionization gauge and two Convectron gauges.

The Granville Philips Convectron Gauge tube used on the 5971 and 5972 mass spectrometers is available from S.I.S. This is a direct replacement for the HP original and screws into the fitting shown above.

For Edwards models E2M0.7, E2M1, E2M1.5 pumps removes contaminants from vacuum pump exhaust.

Available with Viton® or Buna O-ring, this centering ring complete with O-ring should be used when joining any two NW flanges with a quick flange clamp.

Thermocouple gauges measure pressure in terms of the amount of heat that gas will conduct away from a hot wire.

In Aluminum and Stainless Steel.