Description
The lens retainer ring for the Finnigan 4500 is available from S.I.S. This corresponds to the Finnigan part # 40005-20070 and is constructed of beryllium oxide ceramic. Alternatively, a Lens Retainer Ring constructed of aluminum oxide, is also available.
TSQ® is a registered trademark of the Finnigan MAT Corp.
Finnigan #=40005-20070, OD (in)=1.15, ID (in)=0.895, Thickness (in)=0.078 | ||||
Part No. | Description | Quantity In Stock |
Price EA |
Order |
---|---|---|---|---|
BE2 | Beryllium Oxide Ceramic Lens Retainer Ring | 0*Standard lead-time for non-stock items is approximately two weeks depending on the item. | CALL | |
CE2 | Alluminum Oxide Lens Retainer Ring | DISCONTINUED | --- | --- |
* Standard lead-time for non-stock items is approximately two weeks depending on the item. † Call for availability. | ||||
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A variety of alumina insulators. Call for custom sizes

The following alumina insulators are currently available for the Thermo instruments.

#40005-20060 and
#40005-20061.

Source heaters for your Thermo 4500 and TSQ.

A wide variety of alumina ceramic washers.

Replacement insulators for your VG mass spec

This EI/CI Source Temperature Sensor (PRT2) includes the 100 ohm platinum resistance thermometer, leads, ceramic insulator, and connectors.

Inland 45 is the highest quality rough pump oil you can use for your mass spectrometer.

Tungsten Wire is used.

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