SINV3-S-6-RS

Stainless Steel SINV3-S-6-RS | 3/8 in. OD Needle Valve – Regulating Stem, Bar Handle, 5000 psi

  • Model: SINV3-S-6-RS (3/8" Tube OD Needle Valve)
  • Type: Straight Needle Valve with Regulating Stem
  • Material: 316 Stainless Steel, Alloy 400, Brass
  • Pressure Rating: Up to 5000 PSIG
  • Design: Bar handle, panel-mountable, precision metering stem
SKU: SINV3-S-6-RS Category: Tag:
Specifications
Cv Coefficient0.75
End Size44263in
End Size 244263in
Inch/MetricInch
Orifice Diameter6.3mm
Pressure Rating 316 Stainless Steel at 65 to 100 (-54 to 38 ?C) Temperaturebar, psig
Pressure Rating at 100 (38 ?C) Temperature345bar, 5000psig
Temperature Rating (316 Stainless Steel)?C, ?F
Temperature Rating with Polyether Ether Ketone (PEEK) Packing315?C, 600?F
Temperature Rating with Polytetrafluoroethylene (PTFE) Packing-54 to 232?C, -65 to 450?F
Dimensions
Dimension A32.8mm
Dimension B32.8mm
Dimension B132.8mm
Dimension C45.5mm
Dimension D12.7mm
Dimension E12.7mm
Dimension F64.0mm
Dimension H63.5mm
Dimension I20.0mm
Dimension L65.6mm
Description

Stainless Steel SINV3-S-6-RS | 3/8 in. OD Needle Valve – Regulating Stem, Bar Handle, 5000 psi (SINV3-S-6-RS)

The SINV3-S-6-RS is a high-pressure, 3/8" tube OD needle valve designed for accurate metering and flow control in gas and liquid instrumentation systems. Featuring a regulating stem and bar handle, this compact, panel-mountable valve delivers low operating torque and precise adjustments—ideal for high-purity and industrial process applications.

Engineered with a body constructed from corrosion-resistant 316 stainless steel and enhanced with Alloy 400 and brass components, the SINV3-S-6-RS offers compatibility with a wide range of media, including aggressive fuels, chemicals, and CIP (Clean-in-Place) cleaning agents.

Whether you’re building a fuel control panel, fluid metering line, or high-pressure sampling setup, this valve delivers smooth operation and dependable sealing, even in dynamic environments. Compatible with Swagelok® style tube fittings.

Key Benefits

  • Control: Regulating stem allows for fine-tuned flow adjustments
  • Reliability: Rated to 5000 PSIG for rugged performance in high-pressure systems
  • Compatibility: Works with 3/8" stainless steel tubing and Swagelok® style systems
  • Versatility: Built from multiple corrosion-resistant alloys for broad media support
  • Convenience: Panel-mountable design with bar handle for easy operation

Typical Applications

  • Industrial sampling and process control systems
  • Sanitary stainless steel fluid lines
  • Gas, fuel, and hydraulic flow setups
  • CIP (Clean-in-Place) fluid metering loops
  • OEM instrumentation and panel builds

Looking for a Swagelok® style needle valve with precise metering and high-pressure capability? The SINV3-S-6-RS delivers smooth control, corrosion resistance, and installation flexibility in one rugged, compact valve. Add it to your cart below or request a quote.

Compatibility
This part may be used in place of the following parts from other manufacturers:
Swagelok®SS-1RS6