DK-LOK Straight High Pressure Needle Valve, 22500 psi, 9/16" Tube OD Connections, SS316, DK20NV-09-S
Technical overview
This DK-LOK high pressure needle valve is rated for up to 22500 psi service and is intended for precise throttling and positive isolation of high-pressure fluids and gases. It is commonly used on high-pressure test equipment, chemical injection skids, and hydraulic control systems where compact size, repeatable adjustment, and high-pressure integrity are required. The valve supports straight flow configuration and is manufactured in stainless steel for durability in demanding environments.
Key Features
- 20000 psi class high-pressure needle valve
- Designed for precise throttling and tight shutoff
- Commonly used in test equipment, injection and subsea/process systems
- Stainless steel construction for strength and corrosion resistance
- Suitable for high-pressure fluids and gases
Applications
- Instrumentation isolation for gauges and pressure transmitters
- Sampling panels and analyzer lines
- Chemical injection and dosing skids
- Hydraulic and pneumatic control circuits
- General high-pressure process isolation and throttling
Specifications
SeriesDK High Pressure Needle Valve (DK-NV)
Maximum Pressure20,000 psig @ 100°F (38°C)
Connection Size9/16"
Orifice Size7.94 mm
Body MaterialStainless Steel 316
Packing MaterialPTFE (optional Graphite)
Stem MaterialASTM A564 Type 630
Documentation
DK-LOK-Hi-Pressure-Series-Valves-Catalog
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