Price: 33.08
Product ID : R17
R17 Single Hole Round Ceramic Insulator, OD (in)=0.031, ID (in)=0.020
Description
More details on associated web pages:
Single Hole Round Ceramic Tube Insulators
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.Ceramic Tubes
(Catalog A58)

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.

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

Are available in both quartz and ceramic.