Description
More details on associated web pages:
Ionization Gauge Tubes, Bayard-Alpert Type
Bayard-Alpert Design and Dual Tungsten or Burn-out Resistant IridiumIonization Gauge Tubes
(Catalog F27)Bayard-Alpert Ionization Gauge Controllers
(Catalog F30)Vacuum Gauge Controller
(Catalog F32)

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.

The below listed vacuum flange copper gaskets are made from OFHC copper.

Copper used.

All gaskets are .080" thick.

The following copper and gold plated copper gaskets are available
for the vacuum flanges on Thermo/Finnigan mass spectrometers.

Bayard-Alpert Design and Dual Tungsten or Burn-out Resistant Iridium

The finest reusable worm gear clamps made.

They are available in two compositions, PTFE and Glass filled PTFE.

Our standard G75K Bayard-Alpert ion gauge tube will fit all models of HP mass specs except the HP5989 MS Engine.

These 3/4" PTFE Ferrules are used to install Ion Gauge Tubes.

Santovac 5 is the industry standard oil for diffusion
pump.

This food and beverage grade, crystal clear PVC tubing is reinforced with 110 ton psi steel spring wire.