Description
S.I.S. supplies 'O' Rings for replacement in various models of Varian diffusion pumps. Additional sizes and types of 'O' Rings are listed in the 'O' Ring section of this catalog.
| Diff. Pump O-Ring Kit | ||||
| Part No. | Description | Quantity In Stock |
Price /PK |
Order |
|---|---|---|---|---|
| DK1 | For M-2 and HS-2 Pumps, pkg of 10 (B238) butyl inlet flange O Rings | DISCONTINUED | --- | --- |
| DK2 | For M-4 Pumps, pkg of 10, (B258) butyl inlet flange and 10(V111) Viton(R) Fill and drain O-Rings | DISCONTINUED | --- | --- |
| DK3 | For VHS-4 Pumps, pkg of 10, (B258) butyl inlet flange, 10 (B238) butyl foreline flange and 10(V111) Viton(R) Fill and drain O-Rings | DISCONTINUED | --- | --- |
| DK4 | For M-6 Pumps, pkg of 10, (B267) butyl inlet flange and 10 (V111) Viton(R) Fill and drain O-Rings | DISCONTINUED | --- | --- |
| Unit of measure for ordering is PK. | ||||
| * Call for availability. | ||||
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Kalrez® and Viton® are registered trademarks of
E. I. DuPont de Nemours
Nylon Gloves Nylon, lint free, durable, and ambidextrous.
Buna-N O-Rings O-Rings are available in five different materials from Scientific Instrument Services.
1/4" NPT, 304 Stainless Steel Koby Fitting in Stainless Steal
Flange Adaptor to ¼" NPT, 304 Stainless Steel, Brass, Aluminum In Aluminum, Stainless Steel, and Brass
PTFE O-Rings PTFE is a popular o-ring which is white in color. The PTFE o-rings are popular for use in applications which require a chemically resistant and non-compressible material.
Diffusion Pump 'O' Ring Kits S.I.S. supplies 'O' Rings for replacement in various models of Varian diffusion pumps.
O-Ring Kits This convenient o-ring kit contains 30 of the most popular sizes, for a total of 380 o-rings, in one convenient kit.
Stainless Steel Oil Mist Eliminator Hermetic, Sealed, In-line Oil Mist Separator For Mechanical Vacuum Pumps.
Quick Flange Clamp, Aluminum and Stainless Quick action aluminum clamp with finger closure "T" knob for positive sealing of NW flanges.
Copper Gaskets for Vacuum Flanges The below listed vacuum flange copper gaskets are made from OFHC copper.
VG Copper Gaskets Copper used.
Copper Gaskets for Agilent (or HP) Mass Specs All gaskets are .080" thick.
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.





