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Flanged Stainless Steel Up to Air Valves

Our Up to Air Valves can be used to vent a chamber to atmosphere or can be used as a gas inlet to allow for backfilling of a chamber. Up to Air Valves are mounted on KF and CF flanges with a bellows sealed, manually actuated valve.

Specifications Table

Temperature (°C) CF Flange: -60°C up to 315°C
QF Flange: -20 °C to 150 °C
Material Flange: 304 Stainless Steel
Valve: Stainless Steel
Vacuum Rating 1 x 10-8 Torr.

Contact Us
To speak with someone directly, please call +1 412 387 9200 or email international@lesker.com.
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Ordering Table

(Click column headers to sort data)

Flange
Size
Tube Size Weight
(lbs.)
Manual PartNo Price Add Item
VacuCADSM
Flange
Size
Tube Size Weight
(lbs.)
Manual PartNo Price Add Item
VacuCADSM
1-1/3" CF 1/4" 1/2
--
F0133XVALVE
$392.00
N/A
2-3/4" CF 1/4" 1/2
--
F0275XVALVE
$407.00
N/A
KF16 1/4" 1/2
--
QF16XVALVE
$376.00
N/A
KF25 1/4" 1/2
--
QF25XVALVE
$392.00
N/A
KF40 1/4" 1/2
--
QF40XVALVE
$397.00
N/A