NW 25 Vacuum Valves
from Nor-Cal Products, Inc. - The Vacuum Experts
Genesis valves offer million cycle reliability combined with a highly configurable valve body. Aluminum modular valves have a small footprint, allowing them to be placed where they are needed. Available with an integrated low cost soft-start option. [See More]
- ISO Port Flange Size: NW 16; NW 25; NW 40 ; NW 50
- Port OD: 0.7500 to 2
- Type: Angle; Poppet Valve
- Leak Rate: 1.00E-9
from VACUUBRAND, Inc.
These straight-through valves with electromagnetic (solenoid) drive are used for operating cycles with short intervals and, therefore, are often used as vacuum control valves. The straightforward design provides a valve with low leakage rate. The valves in VV "C" versions (e.g., VV-B 6C) are made of... [See More]
- ISO Port Flange Size: NW 25
- Port OD: 0.9843
- Type: Inline; Straight Through
- Leak Rate: 1.00E-5
from Edwards Vacuum
Edwards backing/roughing valves with ISO NW roughing and forepump terminations feature manual or pneumatic actuation. They combine the function of separate backing/roughing valves in one integral 3 port unit. A flexible neoprene connector is supplied for the backing connection. The roughing and... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Angle
- Temperature Range: 158
from Nor-Cal Products, Inc. - The Vacuum Experts
Genesis stainless steel valves offer million cycle reliability, combined with an integrated low cost soft start option. Genesis stainless steel valves are electropolished to optimize conductance. [See More]
- ISO Port Flange Size: NW 16; NW 25; NW 40 ; NW 50; NW 80; NW 100
- Port OD: 0.7500 to 4
- Type: Angle; Poppet Valve
- Leak Rate: 1.00E-9
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]
- ISO Port Flange Size: NW 25
- Port OD: 0.9843
- Type: Angle
- Leak Rate: 1.00E-9
from Edwards Vacuum
Ball valves are popular in applications where fast action and full bore pumping are needed. The Edwards IBV series valves combine these practical everyday features plus ease of use and economy in a high specification design. Manufactured in 316L stainless steel with PTFE seats they deliver robust... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: Elevated or positive pressures (>> 760 torr)
- Type: Ball
- Temperature Range: 41 to 149
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal elastomer sealed manual valves have a vacuum range of 1x10-9 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance. Viton seals are standard, other elastomers are available upon request. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80
- Port OD: 0.3750 to 3
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
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]
- ISO Port Flange Size: NW 25
- Port OD: 0.9843
- Type: Ball; Inline; Straight Through
- Leak Rate: 1.00E-6
from Edwards Vacuum
The PVMKA (aluminum body) is a quick acting, right-angled lever operated valve. The lever, connected to a self-lubricating plastic cam-piston, actuates the valve stem and valve plate through PTFE bearings. The valve plate 'O' ring groove is vented to prevent gas bursts. The valves are designed to... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Inline (optional feature); Angle (optional feature)
- Temperature Range: 212
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal copper sealed manual valves have a vacuum range of 1x10-10 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance and optimal conductance. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80
- Port OD: 0.3750 to 3
- Type: Poppet Valve
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 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]
- ISO Port Flange Size: NW 25
- Port OD: 0.9843
- Type: Butterfly; Inline; Straight Through
- Leak Rate: 1.00E-6
from Edwards Vacuum
The range of single acting cylinder, spring return pipeline valves is designed for high speed actuation from standard pneumatic lines, and are offered in sizes NW10, 16, 25, 40 and 50. The NW16, 25, 40 and 50 versions of the valve are available in both right-angle and in-line styles, to give you... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Inline (optional feature); Angle (optional feature)
- Temperature Range: 41 to 212
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal elastomer sealed manual valves have a vacuum range of 1x10-9 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance. Viton seals are standard, other elastomers are available upon request. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80
- Port OD: 0.3750 to 3
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr)
from Edwards Vacuum
Soft-start, pneumatically operated, valves with interchangeable orifices for the controlled pumpdown of processes where turbulent flow can cause problems with particulate contamination. [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Inline
- Temperature Range: 41 to 212
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal elastomer sealed manual valves have a vacuum range of 1x10-9 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance. Viton seals are standard, other elastomers are available upon request. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80
- Port OD: 0.3750 to 3
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (HV, < 10-3, >10-8 torr)
from Edwards Vacuum
Edwards' aluminum LCPVEK valves are designed for vacuum applications which need a compact, simple, solenoid operation valve to control gas flow. These economical valves are ideal for a number of duties ranging from simple laboratory pump isolation to OEM vacuum system integration and design. Their... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: Low or roughing vacuum level (> 1 torr); Low / Medium (HV < 1 torr, >10-3 torr); (HV, < 10-3, >10-8 torr)
- Type: Angle
- Temperature Range: 41 to 113
from Nor-Cal Products, Inc. - The Vacuum Experts
The N Series Valves feature high cycle life and a small footprint in right-angle and in-line body styles. Constructed of Stainless Steel with NW16, 25, 40 and 50 flanges. All N-series valves are pneumatically actuated and are available with optional air solenoids and three types of open/close... [See More]
- ISO Port Flange Size: NW 16; NW 25; NW 40 ; NW 50
- Port OD: 0.7500 to 1.5
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
from Edwards Vacuum
The Edwards PVEK series valves are compact, light-weight electromagnetic vacuum valves suitable for use in vacuum pipeline systems down to 1 x 10-9 mbar. A double wound coil combined with an electronic switching circuit ensures low energy consumption, low operating temperatures and extended... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
- Type: Inline (optional feature); Angle (optional feature)
- Temperature Range: 50 to 122
from Nor-Cal Products, Inc. - The Vacuum Experts
The N Series Valves feature high cycle life and a small footprint in right-angle and in-line body styles. Constructed of Stainless Steel with NW16, 25, 40 and 50 flanges. All N-series valves are pneumatically actuated and are available with optional air solenoids and three types of open/close... [See More]
- ISO Port Flange Size: NW 16; NW 25; NW 40 ; NW 50
- Port OD: 0.7500 to 1.5
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
from Edwards Vacuum
Edwards SP Speedivalves are diaphragm sealed in-line, isolation valves. The construction consists essentially of a flexible elastomer dia phragm which is sealed onto a lightly polished seat by a screw thread mechanism. The mechanism is isolated from the system by the diaphragm resulting in an... [See More]
- ISO Port Flange Size: NW 25
- Vacuum / Pressure Range: Elevated or positive pressures (>> 760 torr)
- Type: Diamphragm
- Temperature Range: 32 to 104
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal elastomer sealed pneumatic valves have a vacuum range of 1x10-9 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance. Viton seals are standard, other elastomers are available upon request. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80; NW 100
- Port OD: 0.3750 to 4
- Type: Angle; Poppet Valve
- Vacuum / Pressure Range: (UHV, < 10-8 torr)
from Nor-Cal Products, Inc. - The Vacuum Experts
Nor-Cal elastomer sealed pneumatic valves have a vacuum range of 1x10-9 Torr. Nor-Cal poppet valves are fully opening for increased conductance. Valve bodies are electropolished for better corrosion resistance. Viton seals are standard, other elastomers are available upon request. [See More]
- ISO Port Flange Size: NW 10; NW 16; NW 25; NW 40 ; NW 50; NW 63; NW 80; NW 100
- Port OD: 0.3750 to 4
- Type: Poppet Valve
- Vacuum / Pressure Range: (UHV, < 10-8 torr)