Product ID : R14
R14 Single Hole Round Ceramic Insulator, OD (in)=0.188, ID (in)=0.062
O-Rings are available in five different materials from Scientific Instrument Services.
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 four hole alumina ceramic tube type insulators are available in six inch lengths.