Price: 15
Product ID : R27
R27 Two Hole Ceramic Tube Insulator, OD (in)=0.109, ID (in)=0.031
Description
More details on associated web pages:
Two Hole Round Ceramic Tube Insulators
The following two hole alumina ceramic tube type insulators are available in six inch lengths.Ceramic Tubes
(Catalog A58)

The following two hole alumina ceramic tube type insulators are available in six inch lengths.

The tubes are constructed of a pure 99% alumina ceramic that has superior gas and vacuum tightness and excellent insulating properties even at elevated temperatures.

Buy tungsten wire, ribbon for mass spectrometer heaters here. Choose from varying thickness, Tungsten filament wire sold by the foot.

Thin Wall - 10", 20", 40" & Thick Wall

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.