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Needle Valves
DK-LOK High Pressure Needle Valve, 20,000 psi, Angle Type, 9/16" Tube OD Connections, SS316L, DK20NV-09-A-S
DK-LOK

DK-LOK High Pressure Needle Valve, 20,000 psi, Angle Type, 9/16" Tube OD Connections, SS316L, DK20NV-09-A-S

Mfr. part no.
DK20NV-09-A-S
SKU
DK-NV20K-14-ANGLE

Specifications

Series High Pressure Needle Valve (DK-NV)
Valve Pattern Angle Type
Maximum Pressure 20,000 psig @ 100°F (38°C)
Temperature Range -100°F to 600°F (-73°C to 315°C)
Connection Size 9/16" Tube OD
Orifice Size 7.94 mm
Body Material 316 stainless steel
Packing Material PTFE optional Graphite
Stem Tip Standard Vee

Key Features

  • 20,000 psi class angle type high pressure needle valve
  • 90 degree flow path helps in compact tubing layouts
  • 9/16 inch tube connection on both sides
  • ASTM A276 Type 316L stainless steel body with Type 630 stem
  • PTFE packing as standard with optional graphite packing

Description

DK-LOK DK20NV-09-A-S high pressure angle needle valve is designed for 20,000 psig service at 100°F and provides precise throttling and positive shutoff in compact high pressure installations. The 90 degree flow path suits tighter layouts, while the 9/16 inch tube connections design supports high pressure tubing service on both sides. The body is ASTM A276 Type 316L stainless steel and the stem is ASTM A564 Type 630 for dependable strength in severe service. Standard PTFE packing with optional graphite, an aluminum handle, and the standard Vee stem tip support reliable operation across high pressure gas and liquid systems.

Applications

  • High pressure test equipment and calibration setups
  • Chemical injection and dosing systems
  • Instrumentation isolation and sampling lines
  • Hydraulic and gas service requiring precise manual control
  • Subsea and process systems using high pressure tubing

Documents

  • DK LOK High Pressure Series Valves — Catalog

    PDF, 3.1 MB

Cross-reference

The closest equivalents from other brands, with the differences stated so you can check before you order.

HiP — High Pressure Equipment Company 20-12LF9

Medium Pressure Valves, 20,000 psi service — LF4/LF6/LF9 coned-and-threaded line

HiP 20-12LF9 — 9/16 in. medium-pressure needle valve, two-way angle, LF9 coned-and-threaded connections, non-rotating stem, 20,000 psi, 5/16 in. orifice, Cv 1.68.

Swagelok NVT9M2VB20

IPT Series medium-pressure needle valves, NV / NVT Series (catalog MS-02-472)

Swagelok NVT9M2VB20 — 9/16 in. medium-pressure needle valve, 2-way angle, coned-and-threaded connections, vee stem tip, 316 stainless steel, 20,000 psig, 0.312 in. orifice.

Parker Hannifin (Parker Autoclave Engineers) 20SM9072

20SM Series Medium Pressure Needle Valves (SF coned-and-threaded connection, 20,000 psi)

Parker Autoclave Engineers 20SM9072 — 9/16 in. medium-pressure needle valve, 2-way angle, SF562CX20 coned-and-threaded connections, non-rotating Vee stem, cold-worked 316 stainless steel, 20,000 psi.

We carry DK20NV-09-A-S as the indSpare-stocked equivalent. Looking for a different brand? Request a quote →

Browse every published equivalence

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