News

CNG/NGV Valves VCH86 Series Alternative Fuel Service Ball Valve

photo of vch86 series alternative fuel service ball valve

The DK-Lok VCH86 Alternative Fuel Ball Valve is specifically designed for the CNG/NGV market.  Wetted components are compatible with compressed natural gas (CNG), liquid petroleum gas, gaseous and liquid hydrogen.  It incorporates a very sturdy body with end connections manufactured from stainless 316 bar stock.  This valve carries many industry certificates for meeting industry requirements,… Read more »

Face Seal, Micro-Fit Weld, and Tube Weld fittings

photo of assorted clean fittings

DK-lok offers a complete line of Face Seal, Micro-Fit Weld, and Tube Weld fittings for “Clean” industry applications such as the Semi-conductor, Bio-Tech and Pharmaceutical industries. These products provide a high purity metal to metal seal with leak tight performance from vacuum service to positive pressures. Available in several grades of material with special cleaning… Read more »

DK-LOK® JIC Flare Fittings

photo of jic flare fittings

DK-LOK® JIC Flare fittings meet the strict requirements of SAE J514 industry standards for 37° flare fittings.  The simple design incorporates a flared tube end, body adapter, sleeve and nut capable of sealing fluid media under high pressure. The 37° JIC fitting design results in a compact design requiring low assembly torque with high pressure… Read more »

VS13 Non-Rotating Needle Valve

Features: Compact and sturdy design The handle design prevents contamination during operation. Orifice sizes are 0.145″ (3.7 mm) and 0.216″ (5.5 mm). DK-Lok Tube Fitting, male NPT, female NPT, and others are available.   Click here to view the catalog

Excess Flow Valves

DK-Lok VX36 Series Excess Flow Valves are designed to stop uncontrolled release of system fluid on downstream line rupture. The VX36 has a stainless steel construction, a pressure up to 6,000 psig (413 bar), and a temperature rating up to 400 °F (204 °C) The spring-loaded poppet design allows for the valve to be used… Read more »

DK-LOK® V73/V76 Filters

  DK-LOK® V73 Series In-Line Filters and V76 Series Tee Filters are pressure rated up to 3000 psig (206 bar) and 6000 psig (413 bar), respectively.     Features: • Traps fine contamination to maintain system purity • Gas and liquid filtration • Standard micron filtering ranges • Sintered Elements : 0.5, 2, 7, 15, 60 and 90 micron • Strainer Elements : 40,140,230 and 440 micron • Replaceable SS316 sintered and starainer elements • SS316 and Brass body construction • Choice of reliable DK-LOK®, NPT & ISO pipe end connections • Heat Code Traceability Click here to view our catalog

DK DIN 2353 Bite Type Tube Fittings

The DK DIN bite type tube fitting is a flareless metric fitting that consists of a body, a progressive ring (sleeve) and a nut. On assembly, two cutting edges of the progressive ring bite into the outer surface of the tube ensuring the holding for high Tube pressure. Available in three series, DK DIN bite… Read more »

Utility Valves

Photo of VG Series Needle Valves

The DK-LOK® VG series needle valves are for use in general-purpose industrial applications to isolate or vent system media. The hardened stainless steel, non-rotating stem provides leak-tight shutoff and long service life. The stem threads are protected from the media by having the stem packing below the threads.  The valve incorporates a compact design with… Read more »

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 »