DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G

DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G
DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G - image 2
DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G - image 3
DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G - image 4
DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G video thumbnail
DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G

Mfg. Part No. : V66-MF-4N-G

SKU : DK-SSPRV-04-4000-5000

Brand :
DK-LOK

DK-LOK pressure relief valves protect instruments, tubing, and system components from overpressure by opening at a preset cracking pressure and relieving excess pressure. They are used in hydraulic and pneumatic circuits, test benches, and process utility lines where dependable reseal performance and stable pressure control are required.

Serving Kuwait, Saudi Arabia and entire GCC with express delivery.

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Description
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Description

DK-LOK V66-MF-4N-G — DK-LOK V66 Series Relief Valve, Cracking Pressure 4000 to 5000 psig, 1/4" Male x Female NPT Connections, SS316, V66-MF-4N-G. Stocked by Indspare for Kuwait and GCC delivery.

The DK-LOK V66 relief valve is a spring-loaded SS316 safety valve designed to open at the specified cracking pressure and relieve excess pressure to protect downstream equipment. This model is supplied with 1/4" male x female npt connections and is intended for a cracking pressure setting of 4000 to 5000 psig. It uses spring designator RVS-G with Brown color code, covering a cracking pressure range of 4000 to 5000 psig. The valve can be fine-adjusted within the applicable spring range during installation and is factory tested for cracking and reseal performance.

Key features

  • Maximum working pressure up to 6,000 psi
  • Cracking pressure range 4,000 to 5,000 psi
  • Brown color-coded spring for pressure identification (spring code RVS-G)
  • Spring-loaded relief mechanism for accurate operation
  • SS316 stainless steel body for corrosion resistance
  • 1/4" Male x Female NPT Connections
  • Compact and durable design for industrial service

Applications

  • Instrument and gauge protection
  • Hydraulic and pneumatic systems
  • Test benches and pressure skids
  • Process and utility lines

Downloads

DK-LOK V63 & V66 Series Relief Valves.pdf

pdf
Download

Specifications

Series
V66 Series
Connection Size
1/4" Male x Female NPT
Cracking Pressure Range
4000 to 5000 psig
Maximum Pressure
6,000 psig @ 68°F (413 bar @ 20°C)
Body Material
316 stainless steel
Orifice Size
3.4 mm (0.13 in.)
Adjustment
Adjustable within spring range
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