Elastomeric Seal / O-ring Vacuum Valves
from Plast-O-Matic Valves, Inc.
Series CARD Combination Air Release and Degassing Valve in a single unit. Also provides Vacuum Relief Valve function, which prevents pipeline vacuum in case of leaks or siphon. Connections from 1 ″ – 4 ″ in a variety of materials; sizing is based on air volume requirements. [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; Viton, EPDM
- Port OD: 1 to 4
- Type: Relief
- Body Materials: PVC, CPVC, EPDM
from co-ax valves inc.
Function: pressure balanced 3/2 way coaxial valves direct acting, normally closed version. Media: gaseous. Body Material: aluminium. Options: manual override, mounting, special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.4724
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
DN 25 - 160. These products are subject to the Non Proliferation Treaty (NPT). Body made of aluminum or stainless steel. Bellows feedthrough with additional shaft seal for safety. [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
- Type: Angle
- Temperature Range: 248
from VACUUBRAND, Inc.
These valves are compact air admittance valves with a small flange. The VB valve is manually operated. On rotating the knurled screw cap, the valve disc is lifted off the seating, and air enters through the holes. The valve disc is rotatable. Therefore the valve seat seal is prevented against wear... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.3937
- Type: Air Admittance Valve
- ISO Port Flange Size: NW 10
from co-ax valves inc.
Function: pressure balanced 3/2 way coaxial valves direct acting, normally closed version. Media: gaseous. Body Material: aluminium. Options: manual override, mounting, special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.7874
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
Manually operated diaphragm valves with forged body and robust actuator. Features. Diaphragm made of FKM (VITON). Easy replacement of the diaphragm [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.6250 to 1.5
- Type: Diamphragm
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VACUUBRAND, Inc.
VG style gas inlet valves are small, hand-operated valves for admitting gases into a vacuum system. By rotating a knurled screw cap, the valve stem is raised from the valve seat. Thus gas enters at a controlled flow rate from the line connected to the gas inlet. The VGS 10 gas inlet valve is... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.1969
- Type: Leak
- Leak Rate: 1.00E-6
from co-ax valves inc.
Function: pressure balanced 3/2 way coaxial valves direct acting, normally closed version. Media: gaseous. Body Material: aluminium. Options: manual override, mounting, special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.9843
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
Analysis of the residual gases at base pressure with the gate valve open. Line of sight between analyzer and process chamber. With bypass valves. Pressure reduction of the process gas by means of two bypass valves with orifice. Analysis of the residual gases at base pressure with the gate valve... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; Metal Seal
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
- Type: Gate
- Valve Seat Seal: Elastomeric / O-ring; Metal
from VACUUBRAND, Inc.
High vacuum, helium leak-tested right angle valves VE have stainless steel bellows which seals the drive mechanism without any gap on the vacuum. Due to the screw-thread mechanism, these valves offer a certain control of conductance and are mountable in any position because of their air tightness in... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.6299
- Type: Angle
- ISO Port Flange Size: NW 16
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.5906
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
Analysis of the residual gases at base pressure with the gate valve open. Very compact. Gate valve: see section «A », Mini UHV gate valves Series 010. Bypass valves exchangeable: type NUPRO with seat made of Kel-F (bakeable to 90 °C), with manual actuator: type SS-4BKT, with... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; Metal Seal
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Gate
- Valve Seat Seal: Elastomeric / O-ring; Metal
from VACUUBRAND, Inc.
VK series ball valves are sturdy isolation devices for the rough and fine vacuum range. A precisely machined ball with a hole through the middle is rotated by means of shaft and lever. When the valve is open, the hole provides unimpeded passage of media over the entire nominal cross section. Ball... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.6299
- Type: Ball; Inline; Straight Through
- ISO Port Flange Size: NW 16
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.7874
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
These gate valves are well suited for vacuum systems requiring extremely low particle count and virtually shock-free operation. Modular design: configurable for vacuum, high vacuum, corrosive processes, etc. [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ASA; ISO flange
- Port OD: 2.5 to 6
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VACUUBRAND, Inc.
The VS series valves are butterfly-type valves. A circular valve plate with a sealing ring on the circumference rotates around an axis at right angle to the valve axis. As a result, the valves leave virtually the entire cross section free, offering very good conductance. The valve bodies are made of... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 0.6299
- Type: Butterfly; Inline; Straight Through
- ISO Port Flange Size: NW 16
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.9843
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
These gate valves are well suited for vacuum systems requiring extremely low particle count and virtually shock-free operation. Modular design: configurable for vacuum, high vacuum, corrosive processes, etc [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ASA; ISO flange; Metal Seal
- Port OD: 2.5 to 8
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 1.26
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
High vacuum angle valves with bellows feedthrough. Modular design. Features. Modular design. Very low outgassing rate due to body machined from extruded aluminum. Easy cleaning [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 0.3750 to 3
- Type: Angle
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 1.57
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
High vacuum angle valve with bellows feedthrough and large conductance. Features. Modular design. Robust, compact. Easy cleaning [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 0.3750 to 1.5
- Type: Angle
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from co-ax valves inc.
Function: pressure balanced 2/2 direct acting, normally closed and normally open versions. Media: gaseous, liquid. Body Material: brass, nickel plated brass. Options: special voltage, terminal box [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 1.97
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
The HV stainless steel gate valve with bellows is designed for harsh process conditions. The grease free wedge valve design allows multiple differential pressure (1 bar) openings even in a dirty and a dusty environment. Further features are the quick and easy cleaning of the gate seal and the... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ASA; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 2 to 6
- Type: Gate
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from co-ax valves inc.
Function: pressure balanced 3/2 way coaxial valves direct acting, normally closed version. Media: gaseous. Body Materials: aluminium [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.3937
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
These HV gate valves are well suited for process systems. Key features are compactness, high cycle life due to the rotary feedthrough, proved VATLOCK sealing principle, six possible actuator positions, low particle count. [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ASA; ISO flange
- Port OD: 2.5 to 16
- Type: Gate
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from co-ax valves inc.
Function: pressure balanced 3/2 way coaxial valves direct acting, normally closed version. Media: gaseous. Body Materials: aluminium [See More]
- Port Flange & Seal Type: NPT_Female; Elastomeric / O-ring
- Port OD: 0.7874 to 1.26
- Type: Lateral Valve
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr)
from VAT, Inc.
Standard HV inline valve with bellows feedthrough. For large gas flows we recommend Series 24. Features. Modular design. Robust, compact. Easy cleaning [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 0.6250 to 4
- Type: Inline
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
High vacuum inline valve with bellows feedthrough and large conductance. Differential pressure resistant [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 0.6250 to 1.5
- Type: Inline
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
Insertable gate valves are space saving due to direct mounting between DIN flanges. Features. Flanges with DIN centering insert. VATLOCK configuration [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Port OD: 2.5 to 4
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
These valves are for various applications. Mostly, they are used for vacuum pump isolation (cryo pumps, oil diffusion pumps). Features. Proved VATLOCK configuration. Assembly in cleanroom according to UHV quality standards. DN 900 - 1250 HV with split body: hence extremely short height for... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange
- Port OD: 16 to 50
- Type: Gate
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
These valves are for various applications. Mostly, they are used for vacuum pump isolation (cryo pumps, oil diffusion pumps). Features. Proved VATLOCK configuration. Assembly in cleanroom according to UHV quality standards. DN 900 - 1250 HV with split body: hence extremely short height for... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange
- Port OD: 16 to 50
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
These large pendulum valves are for many applications. Besides the main field of application - FPD (Flat Panel Display) production systems - they are often used in the coating industry. Key features are compactness, low vibration during opening and closing, low price. [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ASA; ISO flange
- Port OD: 16 to 20
- Type: Pendulum
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
The key features of the MONOVAT valve technology are the proven three-dimensional sealing technology, low particle and shock generation, modular design enables easy up scaling and compact outside dimensions. By a wide range of options like protection shield for gate, cooling system for body &... [See More]
- Port Flange & Seal Type: Elastomeric / O-ring
- Vacuum / Pressure Range: Elevated or positive pressures (>> 760 torr)
- Type: Transfer Valve
- Temperature Range: 248
from VAT, Inc.
Mini vacuum gate valves are small, light-weight and low-priced. Features. VATLOCK configuration. O-ring shaft seal. Vulcanized gate seal [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2")
- Port OD: 0.6250 to 2
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VAT, Inc.
Mini-UHV-gate valves are for many applications. They can be provided with various actuators. The mechanism is free of lubricants. Features. MONOVAT configuration. Bellows-sealed. Mechanism free of lubricants [See More]
- Port Flange & Seal Type: Elastomeric / O-ring; ISO flange; ISO-KF (Small Clamped, <2"); Metal Seal
- Port OD: 1 to 2
- Type: Gate
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)