These centering rings with mesh screen are used for mating KF flanges, particularly at the inlet of a pump to filter debris, and include both the centering ring and o-ring. The KF (QF) flange is used for through- or foreline vacuum plumbing and for simple HV chamber ports.
KF Centering Rings with Screen Feature:
- Stainless steel ring with fluorocarbon o-ring and #72 mesh screen
- Used at mechanical pump inlet to prevent passage of loose debris through orifice
Ordering Table
All dimensions listed in the table below, unless otherwise stated, are in inches.
All dimensions listed in the table below, unless otherwise stated, are in millimeters.
(Click column headers to sort data)
Drawing | Flange OD | Dim A | Dim B | Description | Part Number |
|
Price | In Stock | Add To Cart | ||||
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Drawing | Flange OD | Dim A | Dim B | Description | Part Number |
|
Price | In Stock | Add To Cart | ||||
|
|
12.7 | 17 |
CENTERING RING, |
QF16-SRV-SM |
|
$47.70 |
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21.8 | 26 |
CENTERING RING, |
QF25-SRV-SM |
|
$43.95 |
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|
|
36.8 | 40.9 |
CENTERING RING, |
QF40-SRV-SM |
|
$54.85 |
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|
47.8 | 51.9 |
CENTERING RING, |
QF50-SRV-SM |
|
$54.45 |
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