All DK-LOK products
DK-LOK Safety/Pressure Relief Valves
All Safety/Pressure Relief Valves (every brand)
DK-LOK V66 Series Relief Valve, 1/4" Male x Female NPT Connections, No Spring Installed, SS316, V66-MF-4N
All DK-LOK products
DK-LOK Safety/Pressure Relief Valves
All Safety/Pressure Relief Valves (every brand)
Technical overview
DK-LOK V66 series relief valve in SS316 is designed to protect instruments and system components by relieving excess pressure once the cracking pressure is reached. This item is supplied with 1/4" male x female NPT connections and is provided without an installed spring with FKM (Viton) seal, allowing you to select the required spring designator RVS-A to RVS-H based on the desired cracking pressure range and color code. After installing the correct spring, the valve can be fine-adjusted within the spring range during commissioning.
Key Features
- Maximum working pressure up to 6,000 psi
- No spring installed for custom spring selection
- Accepts spring designators RVS-A to RVS-H based on required cracking range
- SS316 stainless steel body for corrosion resistance
- 1/4" Male x Female NPT Connections
- FKM (Viton) seal for reliable sealing
- 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
Specifications
SeriesV66 Series
Connection Size1/4" Male x Female NPT
Maximum Pressure6,000 psig @ 68°F (413 bar @ 20°C)
Body Material316 stainless steel
Orifice Size3.4 mm (0.13 in.)
Seal MaterialViton
AdjustmentAdjustable within spring range
Documentation
DK-LOK-V63-V66-Series-Relief-Valves
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