Vacuum Feedthroughs & More
Viewport ISO-KF

Drop-in Options
Revolutionize your vacuum gauge experience with us!
INFICON offers a wide range of industrial approved viewports which fit into all applications where a view port is needed.
Viewports are available in:
- borosilicate glass
Available flange designs ISO-KF/ISO-K/ISO-F and CF corresponds to our fitting line.
Advantages
- Wide viewing angle
- 2011/65/EU RoHS compliant
Specifications
DN16 ISO-KF
DN25 ISO-KF
DN40 ISO-KF
DN50 ISO-KF
Vacuum connection | DN16 ISO-KF | |
Window | borosilicate glass | |
Seal | FPM | |
Flange | aluminum | |
Bakeout temperature | °C | 150 |
Tightness | mbar•l/s | 1 x 10-9 |
Pressure (absolute) | 1 x 10-8 mbar ... 4 bar | |
Max. at 150 °C | bar | 3 |
Window thickness | mm | 3.8 |
Weight
| g | 15 |
Vacuum connection | DN25 ISO-KF | |
Window | borosilicate glass | |
Seal | FPM | |
Flange | aluminum | |
Bakeout temperature | °C | 150 |
Tightness | mbar•l/s | 1 x 10-9 |
Pressure (absolute) | 1 x 10-8 mbar ... 4 bar | |
Max. at 150 °C | bar | 3 |
Window thickness | mm | 3.8 |
Weight
| g | 20 |
Vacuum connection | DN40 ISO-KF | |
Window | borosilicate glass | |
Seal | FPM | |
Flange | aluminum | |
Bakeout temperature | °C | 150 |
Tightness | mbar•l/s | 1 x 10-9 |
Pressure (absolute) | 1 x 10-8 mbar ... 4 bar | |
Max. at 150 °C | bar | 3 |
Window thickness | mm | 3.8 |
Weight
| g | 30 |
Vacuum connection | DN50 ISO-KF | |
Window | borosilicate glass | |
Seal | FPM | |
Flange | aluminum | |
Bakeout temperature | °C | 150 |
Tightness | mbar•l/s | 1 x 10-9 |
Pressure (absolute) | 1 x 10-8 mbar ... 4 bar | |
Max. at 150 °C | bar | 3 |
Window thickness | mm | 3.8 |
Weight
| g | 50 |
Part Number
Part Number | Description |
214-002 | Viewport, DN16 ISO-KF |
214-003 | Viewport, DN25 ISO-KF |
214-004 | Viewport, DN40 ISO-KF |
214-005 | Viewport, DN50 ISO-KF |
Downloads
Datasheets
DN16 - DN50 ISO-KF DE
pdf
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342,9 KB
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German
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Datasheets
DN16 - DN50 ISO-KF EN
pdf
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341,7 KB
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English
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Datasheets
DN16 - DN50 ISO-KF ES
pdf
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343,9 KB
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Spanish
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Datasheets
DN16 - DN50 ISO-KF JA
pdf
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421,5 KB
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Japanese
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Datasheets
DN16 - DN50 ISO-KF KO
pdf
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379,4 KB
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Korean
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Datasheets
DN16 - DN50 ISO-KF ZH
pdf
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400,8 KB
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Chinese
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Datasheets