Tube-to-Tube Configurations

Tube-to-Tube Configurations

(5088 products)

Fittings that join tube to tube: unions, reducing unions, elbows, tees, crosses and bulkhead unions. Use them to splice, branch or turn a run without pipe threads. DK-Lok two-ferrule tube fittings make a gas-tight seal that holds up to vibration and pressure impulse, can be checked with a gap inspection gauge, and can be remade. Sizes run 1/16" to 2" and 2 to 50 mm OD, in 316 SS, brass, carbon steel and specialty alloys.

Need help matching a part number or checking a rating? Call 310-833-3353 or email sales@abesttube.com.


  • DK Lok

    DU-10M-S

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  • DK Lok

    DU-8M-S

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  • DK Lok

    DU-6M-S

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  • DK Lok

    DU-2M-S

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  • DK Lok

    DU-3M-S

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  • DK Lok

    DU-4M-S

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  • DK Lok

    DU-16-PE

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  • DK Lok

    DU-14-PE

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  • DK Lok

    DU-12-PE

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  • DK Lok

    DU-10-PE

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  • DK Lok

    DU-8-PE

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  • DK Lok

    DU-6-PE

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  • DK Lok

    DU-5-PE

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  • DK Lok

    DU-4-PE

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  • DK Lok

    DU-3-PE

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  • DK Lok

    DU-2-PE

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  • DK Lok

    DU-1-PE

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  • DK Lok

    DU-16-TI

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  • DK Lok

    DU-14-TI

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  • DK Lok

    DU-12-TI

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  • DK Lok

    DU-10-TI

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  • DK Lok

    DU-8-TI

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  • DK Lok

    DU-6-TI

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  • DK Lok

    DU-5-TI

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