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Parker 针阀
Parker Needle Valves
Needle Valve, Subplate Mounted – NS Series
Parker's NS series needle valve provides excellent speed control and shutoff for hydraulic applications where a free reverse-flow check is not needed.
Parker's NS series needle valve allows fine tuning at low flow with the first three turns of the adjusting knob, with full-open flow plus conventional precision throttling with the final three turns of the knob.
Needle Valve, Subplate Mounted – NS Series 
Markets
- Factory Automation
- Machine Tools
- Marine
- Material Handling
- Mining
- Miscellaneous Industrial
- Miscellaneous Manufacturing
- Molding
- Oil &Gas
- Power Generation
- Vehicle Assembly Facilities
Features/Benefits
- Tamperproof option available
- Set screw locks the valve on a desired setting
- Port sizes available in 5 sizes from 1/4” to 1”
- The exclusive “Colorflow” color-band provide an accurate visual indication of setting
Applications
- Suitable for general hydraulic applications
Technical Specifications
| Product Style: |
Needle Valve |
| Connection Type: |
NPT |
| Valve Material: |
Steel |
| Maximum Flow Rate: |
19, 30, 57, 95, 151 L/min, 5, 8, 15, 25, 40 Gal/min |
| Maximum Operating Pressure: |
3000 psi, 210 bar |
| Mounting Type: |
Subplate |
| Media: |
Oil |
Needle Valve, Subplate Mounted – NS Series 型号
| Part |
Seal Material |
Knob Option |
Needle option |
Port Size |
| NS1200S |
Nitrile |
Standard |
Standard |
3/4" |
| NS1200S-V |
Fluorocarbon |
Standard |
Standard |
3/4" |
| NS1200SF |
Nitrile |
Finger Screw |
Standard |
3/4" |
| NS1200SF-V |
Fluorocarbon |
Finger Screw |
Standard |
3/4" |
| NS1200ST |
Nitrile |
Tamperproof |
Standard |
3/4" |
| NS1200ST-V |
Fluorocarbon |
Tamperproof |
Standard |
3/4" |
| NS1600S |
Nitrile |
Standard |
Standard |
1" |
| NS1600S-V |
Fluorocarbon |
Standard |
Standard |
1" |
| NS1600SF |
Nitrile |
Finger Screw |
Standard |
1" |
| NS1600SF-V |
Fluorocarbon |
Finger Screw |
Standard |
1" |
| NS1600ST |
Nitrile |
Tamperproof |
Standard |
1" |
| NS1600ST-V |
Fluorocarbon |
Tamperproof |
Standard |
1" |
| NS400S |
Nitrile |
Standard |
Standard |
1/4" |
| NS400S-V |
Fluorocarbon |
Standard |
Standard |
1/4" |
| NS400S4 |
Nitrile |
Standard |
Fine Metering |
1/4" |
| NS400S4-V |
Fluorocarbon |
Standard |
Fine Metering |
1/4" |
| NS400S4F |
Nitrile |
Finger Screw |
Fine Metering |
1/4" |
| NS400S4F-V |
Fluorocarbon |
Finger Screw |
Fine Metering |
1/4" |
| NS400S4T |
Nitrile |
Tamperproof |
Fine Metering |
1/4" |
| NS400S4T-V |
Fluorocarbon |
Tamperproof |
Fine Metering |
1/4" |
| NS400SF |
Nitrile |
Finger Screw |
Standard |
1/4" |
| NS400SF-V |
Fluorocarbon |
Finger Screw |
Standard |
1/4" |
| NS400ST |
Nitrile |
Tamperproof |
Standard |
1/4" |
| NS400ST-V |
Fluorocarbon |
Tamperproof |
Standard |
1/4" |
| NS600S |
Nitrile |
Standard |
Standard |
3/8" |
| NS600S-V |
Fluorocarbon |
Standard |
Standard |
3/8" |
| NS600S4 |
Nitrile |
Standard |
Fine Metering |
3/8" |
| NS600S4-V |
Fluorocarbon |
Standard |
Fine Metering |
3/8" |
| NS600S4F |
Nitrile |
Finger Screw |
Fine Metering |
3/8" |
| NS600S4F-V |
Fluorocarbon |
Finger Screw |
Fine Metering |
3/8" |
| NS600S4T |
Nitrile |
Tamperproof |
Fine Metering |
3/8" |
| NS600S4T-V |
Fluorocarbon |
Tamperproof |
Fine Metering |
3/8" |
| NS600SF |
Nitrile |
Finger Screw |
Standard |
3/8" |
| NS600SF-V |
Fluorocarbon |
Finger Screw |
Standard |
3/8" |
| NS600ST |
Nitrile |
Tamperproof |
Standard |
3/8" |
| NS600ST-V |
Fluorocarbon |
Tamperproof |
Standard |
3/8" |
| NS800S |
Nitrile |
Standard |
Standard |
1/2" |
| NS800S-V |
Fluorocarbon |
Standard |
Standard |
1/2" |
| NS800SF |
Nitrile |
Finger Screw |
Standard |
1/2" |
| NS800SF-V |
Fluorocarbon |
Finger Screw |
Standard |
1/2" |
| NS800ST |
Nitrile |
Tamperproof |
Standard |
1/2" |
| NS800ST-V |
Fluorocarbon |
Tamperproof |
Standard |
1/2" |
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