Close

Please select your country or region to be
directed to the appropriate Lesker site.

VAT Diaphragm Valve (Dn 16 - 40) (Series 220)



For ordering information for this series, please contact our sales team:

Phone: 800-245-1656
Email: salesus@lesker.com
{{i.DN}} {{i.MATERIAL}} {{i.FLANGE}} {{i.ACTUATOR}}


Robust vacuum valve for venting, rough-metering and locking. Well suited for corrosive gases and liquids.

Specifications Table

Series Number 220
Series Name Diaphragm Valve (Dn 16 - 40)
Description For roughing / backing line isolation and rough metering of gases and liquids.
Actuator Types Manual actuator (hand wheel)
Sealing Gate FKM (VITON®)
Sealing Bonnet FKM (VITON®)
Feedthrough Spare diaphragm
Leak Rate - Body < 1 . 10-9 mbar ls-1
Leak Rate - Seat < 1 . 10-9 mbar ls-1
Nominal inside diameters (ID) in mm (inches) 16 (5/8") - 40 (1 1/2")
Body material Aluminum


Dimensional Drawings

Legend 1 - Valve body
2 - Body cover
3 - Diaphragm
4 - Spindle
5 - Handwheel
Contact Us - VAT Valves: Diaphragm valve (DN 16 - 40)