KF (QF) Centering Rings with Screen
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
Dimensional Drawings
Drawing: QF_CenteringRingScreen
Ordering Table
(Click column headers to sort data)
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Flange Size |
Dim A | Dim B | Weight lbs |
PartNo | Price | Add Item |
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|---|---|---|---|---|---|---|---|---|---|---|
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Flange Size |
Dim A | Dim B | Weight lbs |
PartNo | Price | Add Item |
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| KF16 | 0.5 | 0.67 | 0.25 |
|
€19.40 |
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| KF25 | 0.86 | 1.03 | 0.25 |
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€24.50 |
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| KF40 | 1.45 | 1.61 | 0.25 |
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€34.70 |
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| KF50 | 1.88 | 2.05 | 0.25 |
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€42.00 |
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