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.
Poppet check valves
Adjustable
1-Piece
High Pressure
Lift Check
Features
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Simple to operate: Push to connect, pull body sleeve to disconnect.
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SS316 construction with standard FKM O-ring.
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Brass construction with standard NBR O-ring.
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No tools required to connect and disconnect.
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Compact and light weight.
Operation
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Coupling: Align stem with body. Push stem into body until it clicks.
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Discoupling: Pull body sleeve toward stem.
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Coupling with an identical Series: i.e., Any DQSA Series stem fits any DQBA Series body.
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Non-valve stem: DQSA, DQSB and DQSC Series will remain open while disconnected.
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Do not connect or disconnect at pressures exceeding 250 psig (17.2 bar).
Fittings
