We offer DK-Lok tube fittings, instrument pipe & weld fittings, and valves that are manufactured to stringent industry standards. With the use of only the highest grade raw material and 1/1000" tolerance control on each and every part, DK-Lok assures a leak-tight seal in all process, power, and instrumentation applications.
DK-Lok Tube Fittings are manufactured in both double ferrule and single ferrule design. Tube Fittings are designed to connect tubing in various systems when media is conveyed from point A to B. DK-Lok Tube Fittings are available in many configurations and materials.
Simple to operate: Push to connect, pull body sleeve to disconnect.
SS316 construction with standard FKM O-ring.
Brass construction with standard NBR O-ring.
No tools required to connect and disconnect.
Compact and light weight.
Coupling: Align stem with body. Push stem into body until it clicks.
Discoupling: Pull body sleeve toward stem.
Coupling with an identical Series: i.e., Any DQSA Series stem fits any DQBA Series body.
Non-valve stem: DQSA, DQSB and DQSC Series will remain open while disconnected.
Do not connect or disconnect at pressures exceeding 250 psig (17.2 bar).
Poppet check valves