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Parker CPI™ / A-LOK® Tube Fittings

Parker Hannifin CPI™/A-LOK® Instrumentation Tube Fittings are designed as leak-free connections for process, power and instrumentation applications. These single and two ferrule fittings are manufactured to the highest quality standards and are available in a broad range of sizes, materials and configurations.

Parker CPI/A-LOK Tube Fittings Catalog (PDF)

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CPI/A-LOK

3798 items

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  • Parker CPI 6-1 HBZ-B
    6-1 HBZ-B Parker CPI Reducing Union
    6-1 HBZ-B

    Parker Hannifin

    Product Type: Unions

    End 1 Type: Single Ferrule Tube Fitting

    End 2 Type: Single Ferrule Tube Fitting

    Parker CPI reducing union, brass, 3/8" single ferrule tube fitting x 1/16" single ferrule tube fitting
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  • Parker 6 WLZ-SS
    6 WLZ-SS Parker A-Lok/CPI Bulkhead Locknut
    6 WLZ-SS

    Parker Hannifin

    Product Type: Nuts

    Parker A-lok/CPI bulkhead locknut, 316SS, for 3/8" single or double ferrule tube fitting
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  • Parker 6 WLZ-S
    6 WLZ-S Parker A-Lok/CPI Bulkhead Locknut
    6 WLZ-S

    Parker Hannifin

    Product Type: Nuts

    Parker A-lok/CPI bulkhead locknut, carbon Steel, for 3/8" single or double ferrule tube fitting
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  • Parker A-lok/CPI 6 WLZ-B
    6 WLZ-B Parker A-Lok/CPI Bulkhead Locknut
    6 WLZ-B

    Parker Hannifin

    Product Type: Nuts

    Parker A-lok/CPI bulkhead locknut, brass, for 3/8" single or double ferrule tube fitting
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  • Parker CPI 6 TZ-ZY
    6 TZ-ZY Parker CPI One-Piece Ferrule
    6 TZ-ZY

    Parker Hannifin

    Product Type: Components

    End 1 Type: Single Ferrule Tube Fitting

    Parker CPI one-piece ferrule, Zytel (nylon), for 3/8" single ferrule tube fitting
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  • Parker CPI 6 TZ-T
    6 TZ-T Parker CPI One-Piece Ferrule
    6 TZ-T

    Parker Hannifin

    Product Type: Components

    End 1 Type: Single Ferrule Tube Fitting

    Parker CPI one-piece ferrule, Teflon TFE, for 3/8" single ferrule tube fitting
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  • Parker CPI 6 TZ-S
    6 TZ-S Parker CPI One-Piece Ferrule
    6 TZ-S

    Parker Hannifin

    Product Type: Components

    End 1 Type: Single Ferrule Tube Fitting

    Parker CPI one-piece ferrule, carbon Steel, for 3/8" single ferrule tube fitting
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  • Parker A-lok/CPI 6 TIZ .250-B
    6 TIZ .250-B Parker A-Lok/CPI Tube End Insert
    6 TIZ .250-B

    Parker Hannifin

    Product Type: Components

    Parker A-lok/CPI tube end insert, brass, 3/8" OD, .062" wall
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