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-16-HC

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  • DK Lok

    DU-14-HC

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  • DK Lok

    DU-12-HC

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  • DK Lok

    DU-10-HC

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  • DK Lok

    DU-8-HC

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  • DK Lok

    DU-6-HC

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  • DK Lok

    DU-5-HC

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  • DK Lok

    DU-4-HC

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  • DK Lok

    DU-3-HC

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  • DK Lok

    DU-2-HC

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  • DK Lok

    DU-1-HC

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  • DK Lok

    DU-16-L20

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  • DK Lok

    DU-14-L20

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  • DK Lok

    DU-12-L20

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  • DK Lok

    DU-10-L20

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  • DK Lok

    DU-8-L20

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  • DK Lok

    DU-6-L20

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  • DK Lok

    DU-5-L20

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  • DK Lok

    DU-4-L20

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  • DK Lok

    DU-3-L20

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  • DK Lok

    DU-2-L20

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  • DK Lok

    DU-1-L20

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  • DK Lok

    DU-16-SD

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  • DK Lok

    DU-14-SD

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