Description
Ceramic and Sapphire Insulators
We are constantly adding insulators for Thermo and other manufacturer's instrument systems. The following alumina insulators are currently available for the Thermo instruments. If other sizes and/or types are required, please contact us or send an old or damaged unit and we will see if we can supply it. All listed insulators are constructed from a high quality aluminum oxide ceramic unless otherwise noted.
All dimensions in inches, tolerances +/- 0.002 inches.
| Part No. | Finnigan # | OD (in) | ID (in) | Thickness (in) | Nermag # | Quantity In Stock |
Price EA |
Order | |
|---|---|---|---|---|---|---|---|---|---|
| Z1 | Ceramic Insulator | ||||||||
| 04002-20170 | 0.087 | 0.063 | 0.065 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z3 | Ceramic Insulator | ||||||||
| 0.087 | 0.063 | 0.100 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | ||||
| Z9 | Ceramic Insulator | ||||||||
| 30004-20030 | 0.087 | 0.063 | 0.0125 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z13 | Ceramic Insulator, Isolating Barrell | ||||||||
| 01554-20040 | 0.087 | 0.063 | 0.160 | 1.46 | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z31 | Ceramic Bushing Insulator for Incos 50 Source | ||||||||
| 55000-20014 | 0.087 | 0.063 | 0.160 or 0.175? | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z4 | Ceramic Insulator | ||||||||
| 40004-20390 | 0.087 | 0.063 | 0.200 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z10 | Ceramic Insulator | ||||||||
| 30004-20040 | 0.087 | 0.063 | 0.360 | --- | 19 | $10.00 | |||
| Z12 | Ceramic Insulator | ||||||||
| 01554-20030 | 0.087 | 0.063 | 0.425 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z32 | Ceramic Bushing Insulator for Incos 50 Source | ||||||||
| 55000-20065 | 0.087 | 0.063 | 0.760 | --- | DISCONTINUED | --- | --- | ||
| R4 | Alumina Tube | ||||||||
| 00301-20104 | 0.100 | 0.050 | 2.31 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| R1 | Alumina Tube | ||||||||
| 00301-20100 | 0.100 | 0.050 | 4.00 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | $5.00 | |||
| R2 | Alumina Tube | ||||||||
| 00301-20200 | 0.100 | 0.050 | 5.00 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z5 | Ceramic Insulator, Sapphire Spacer for Incos 50 Source | ||||||||
| 07504-21108 | 0.156 | 0.094 | 0.030 | --- | 100 | $36.99 | |||
| Z14 | Ceramic Insulator | ||||||||
| 40004-20460 | 0.156 | 0.095 | 0.050 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z26 | Ceramic Insulator for Incos 50 Source | ||||||||
| 30004-20020 | 0.156 | 0.093 | 0.100 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z15 | Ceramic Insulator | ||||||||
| 40004-20430 | 0.156 | 0.095 | 0.117 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z17 | Ceramic Insulator | ||||||||
| 30004-20010 | 0.156 | 0.095 | 0.250 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z16 | Ceramic Insulator | ||||||||
| 40004-20340 | 0.156 | 0.095 | 0.280 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z8 | Ceramic Insulator | ||||||||
| 40004-20440 | 0.230 | 0.140 | 0.035 | --- | INACTIVE | --- | --- | ||
| Z42 | Ceramic Bushing, ITD | ||||||||
| 94022-20012 | 0.250 | 0.090 | 0.160 | --- | 1 | $21.00 | |||
| Z19 | Ceramic Insulator | ||||||||
| 0.255 | 0.205 | 0.100 | --- | INACTIVE | --- | --- | |||
| Z20 | Ceramic Insulator | ||||||||
| 01554-20020 | 0.250 | 0.125 | 0.064 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z18 | Ceramic Insulator | ||||||||
| 01554-20010 | 0.365 | 0.250 | 0.064 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z7 | L1 Ceramic Spacer | ||||||||
| 40004-20510 | 0.560 | 0.406 | 0.030 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z27 | Ceramic Gate Insulator, Ion Trap, older instruments. | ||||||||
| --- | 0.683 | 0.530 | 0.120 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| NSI1 | Finnigan MAT 4000 Nozzle Spring Insulator, Sapphire | ||||||||
| 40004-20710 | 0.935 | 0.750 | 0.031 | --- | DISCONTINUED | --- | --- | ||
| BE2 | Beryllium Oxide Ceramic Lens Retainer Ring | ||||||||
| 40005-20070 | 1.15 | 0.895 | 0.078 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| CE2 | Alluminum Oxide Lens Retainer Ring | ||||||||
| 40005-20070 | 1.15 | 0.895 | 0.078 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| BE1 | Finnigan 4500 BeO Lens Castle Assembly | ||||||||
| 40005-20060 and 40005-20061 | --- | --- | --- | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| FRI4 | Source End Insulator Ring for Finnigan 4000 | ||||||||
| 40004-20400 | --- | --- | --- | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
| Z28 | Ceramic Position Pin Insulator | ||||||||
| 94011-20112 | --- | --- | --- | --- | 4 | $39.00 | |||
| Z29 | ITD Ceramic Electrode Spacer | ||||||||
| 94011-20133 | --- | --- | --- | --- | INACTIVE | --- | --- | ||
| Z27A | Ceramic Gate insulator | ||||||||
| 94011-20008 | 0.683 | 0.526 | 0.120 | --- | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | Contact Us | |||
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* Standard lead-time for non-stock items is approximately two weeks depending on the item. † Contact us for availability. | |||||||||
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Solid Round Ceramic Insulator Rods The following solid alumina ceramic rod type insulators are available in six inch lengths.
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.
Two Hole Round Ceramic Tube Insulators The following two hole alumina ceramic tube type insulators are available in six inch lengths.
Four Hole Round Ceramic Tube Insulators The following four hole alumina ceramic tube type insulators are available in six inch lengths.
Stepped Insulators Stepped insulators made from alumina ceramic.
Alumina Fish Spine Beads - 99.5% Alumina High quality alumina fish spine beads are used for electrical insulation of wires and leads.
Ceramic Washer Insulators A wide variety of alumina ceramic washers.
Ceramic Insulators for Thermo/Finnigan Incos Mass Spec Alumina ceramics for the Incos 50 Source.
Thermo Incos 50, 50B, XL and 500 Source Heaters This 8 watt, 24 volt source heater cartridge for the Finnigan MAT Incos 50 Source measures 3/16 inch in diameter by 1.0 inch long.
Thermo Incos 50B and XL PRT This is a direct replacement for Thermo #55000-60085.
Copper Gaskets for Vacuum Flanges The below listed vacuum flange copper gaskets are made from OFHC copper.
Varian Ion Trap Copper and Gold Plated Copper Gaskets S.I.S. carries copper and gold plated copper gaskets for the Varian Saturn.
Copper and Gold Plated Cu Gaskets for Thermo/Finnigan MS The following copper and gold plated copper gaskets are available
for the vacuum flanges on Thermo/Finnigan mass spectrometers.





