DK-LOK®
DK-LOK® – Certified Tube Fittings and Valves You Can Trust
Since 1986, DK-LOK® has been a leading manufacturer of precision tube fittings and valves, trusted across critical industries for their leak-tight performance and exceptional quality. With rigorous manufacturing standards and ISO certifications, DK-LOK® products are engineered for reliability in demanding applications.
From instrumentation systems to process control and hydraulic operations, DK-LOK® components are used where safety and accuracy matter most. Their fittings and valves are interchangeable with major industry brands and are backed by decades of proven performance.
DK-LOK® Products Available at PipingNow
- Tube Fittings: Male and female connectors, elbows, tees, unions, adapters, and more.
- Weld & Flare Adapters: Tube-to-pipe butt welds, JIC flare unions, and reducing options.
- Ferrules, Plugs & Caps: Front and rear ferrules, thread plugs, and sealing caps for complete system security.
Order DK-LOK® fittings from PipingNow for fast shipping and expert support. Questions? Email info@pipingnow.com or call 833.290.3800 today.
SKU: 07-DR-2-4-S
SKU: 07-DUR-8-2-S
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SKU: 07-DUB-16-S
SKU: 07-DUR-12-6-S
SKU: 07-DX-4-S
SKU: 07-DU-6-S
SKU: 07-DTRF-12-12N-S
SKU: 07-DUA-6-4-S
SKU: 07-DUR-8-6-S
SKU: 07-DUA-16-16-S
SKU: 07-DTRM-4-4N-S
SKU: 07-DUB-4-S
SKU: 07-DU-20-S
SKU: 07-DX-2-S
SKU: 07-DUB-2-S
SKU: 07-DX-6-S
SKU: 07-DR-8-6-S
SKU: 07-DMC-4-8N-S
SKU: 07-DR-6-4-S
SKU: 07-DUR-20-16-S
SKU: 07-DUB-24-S
SKU: 07-DUR-4-2-S
SKU: 07-DUR-16-12-S
























