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Needle Valves
| Union Bonnet Needle Valves |
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- Bonnet lock pins prevent accidental loosening
- Free swiveling ball end stem (metal seat, std.) assures bubble tight valve closure without seat galling
- Special hardened ball seat is ideal for both gas and liquid service
- All stem packing is located below the stem threads preventing
galling, corrosion and contamination
- Adjustable packing reduces the possibility of bonnet/body leaks
- Full back-sealed bonnets prevent accidental stem removal and blowout
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| Gauge & Gauge Root Needle Valves |
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- Designed for connecting system impulse line & transmitter
- Combine the function of a tee, calibration valve, isolation valve, all tubing and fittings in a single valve configuration
- Allows for easy isolation, calibration, block & bleed for gauges, pressure switches, and static pressure instruments without additional penetration of the main piping
- Bonnet lock pins prevent accidental loosening
- Free swiveling ball end stem (metal seat, std.) assures bubble tight valve closure without seat galling
- Special hardened ball seat is ideal for both gas and liquid service
- All stem packing is located below the stem threads preventing galling, corrosion and contamination
- Adjustable packing reduces the possibility of bonnet/body leaks
- Full back-sealed bonnets prevent accidental stem removal and blowout
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| Integral Bonnet Needle Valves |
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- Three Series available
Forged Body In-line
Forged Body Angle
Bar Stock Body In-line
- Handle available in Bar Type or Black Phenolic Knob
- Adjustable packing reduces the possibility of bonnet/body leaks
- Panel nut allows panel installation without disrupting the packing
- Integral bonnet design eliminates inadvertent stem back out
- Metal-to-metal seal prevents leakage at elevated temperatures
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| Vent Needle Valves |
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- Can be used on instrumentation devices such as
multivalve manifolds and gauge valves.
- Used to vent signal line pressure to atmosphere before
removing or calibrating a device.
- Compact for convenient installation
- Back stop screw prevents accidental removal of stem
- Chrome plated stem threads and tip improves valve life
- Range of Male NPT end connections available
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