DK-LOK® Featured Products

O-Ring Face Seal Fittings

Photo of o-ring face seal fittings

DK-LOK® DO fittings are designed for quick assembly in pipe, tube, and welded systems. This design allows for simple installation in tight spaces. Axial clearance is not required for disassembly. The method of sealing is achieved by a captive O-ring in the body of the connection against a flat metal face. DO assemblies can perform… Read more »

V86 Series Ball Valves & VC86 Series CNG/NGV Valves

The DK-LOK® V86 Series Ball valves have high pressure capability up to 10,000 psi (689 bar) featuring a blowout proof design with internally loaded stem.  A variety of end connection types including compression, male and female NPT, male and female BSPT, female BSPP, and female SAE allow for wide system requirement connectivity.  Configurations include two… Read more »

DK-LOK® Double Block & Bleed Valves

DK-Lok Double Block and Bleed Valve

DK-LOK® Double Block & Bleed valves provide positive shut-off of fluids and gases under extreme service conditions. DK-LOK® DBB products are manufactured to customer specifications.  Our Double Block & Bleed valves are available in an extensive range of designs, materials, sizes and pressure classes and are in full conformance with ASME, API and NACE specifications…. Read more »

DK-LOK® V63/66 Series Proportional Relief Valves

Photo of v63 and 66 relief valve

DK-LOK® V63/66 series proportional relief valves provide a wide range of set pressures in order to protect your systems against over pressurization resulting in damage to system components.  These proportional relief valves open in direct relation to how quickly the system inlet pressure overcomes the set pressure of the spring.  They close in direct relation… Read more »

DK-LOK® High Pressure Products

Photo of high pressure products

DK-LOK® High Pressure Products are designed to meet the most demanding critical requirements of severe applications through ensuring the highest quality and reliable performance for fluid media control. DK-LOK® High Pressure valves and fitting components are available in stainless steel and alloy materials to handle pressures from vacuum to 150,000 psi (10,340 bar). Click here… Read more »

DK-LOK® Manifolds

photo of manifolds

DK-LOK® 2, 3 and 5 valve manifolds are designed for liquid level, static and differential pressure applications. They are available in flange to flange, flange to pipe, flange to tube compression and pipe to pipe connection configurations to meet your system connection needs.  Available in stainless steel and  carbon steel as standard.  Stem packing materials… Read more »