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.
Adaptive Tee To Female NPT in Aluminum and Stainless Steel In Aluminum and Stainless Steel.
Invoil 704 Diffusion Pump Fluid Invoil 704 is a single component silicone diffusion pump fluid for high vacuums 10-6 to 10-8 torr range.
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
Buna-N O-Rings O-Rings are available in five different materials from Scientific Instrument Services.
Diffusion Pump 'O' Ring Kits S.I.S. supplies 'O' Rings for replacement in various models of Varian diffusion pumps.
Hose Adaptor, Aluminum For connecting rubber or plastic hose to NW flanges.
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.
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.





