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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 4AH-Q4CY-SSP
    4AH-Q4CY-SSP Parker CPI/A-Lok Series Instrumentation Couplings
    4AH-Q4CY-SSP

    Parker Hannifin

    Product Type: Couplings

    Parker CPI Series Instrumentation Coupling, 1/4 316 stainless Steel coupler (female half), 3000 psig rating, 1/4" double ferrule tube fitting ends, Viton seal, bulkhead style, Ulti-Mate sleeve
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  • Parker A-lok 4A-Q4P-SS
    4A-Q4P-SS Parker CPI/A-Lok Series Instrumentation Couplings
    4A-Q4P-SS

    Parker Hannifin

    Product Type: Nipples

    Parker CPI Series Instrumentation Coupling, 1/4 316 stainless Steel non-valved plug, 3000 psig rating, 1/4" double ferrule tube fitting ends
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  • Parker CPI 4-8 ZHBS-SS-C
    4-8 ZHBS-SS-C Parker CPI Sanitary Flange Adapter
    4-8 ZHBS-SS-C

    Parker Hannifin

    Product Type: Adapters

    End 1 Type: Single Ferrule Tube Fitting

    End 2 Type: Tri-Clover Flange

    Parker CPI sanitary flange adapter, 316SS, 1/4" single ferrule tube fitting x 1/2" Tri-Clover flange, silver-plated nut
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  • Parker 4-8 ZHBA-SS
    4-8 ZHBA-SS Parker CPI Male Connector
    4-8 ZHBA-SS

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Single Ferrule Tube Fitting

    End 2 Type: SAE Straight Thread

    Parker CPI male connector, 316SS, 1/4" single ferrule tube fitting x 3/4-16 SAE straight thread
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  • Parker CPI 4-8 TRBZ-SS-C
    4-8 TRBZ-SS-C Parker CPI Tube End Reducer
    4-8 TRBZ-SS-C

    Parker Hannifin

    Product Type: Reducers

    End 1 Type: Tube Stub

    End 2 Type: Single Ferrule Tube Fitting

    Parker CPI tube end reducer, 316SS, 1/4" tube stub x 1/2" single ferrule tube fitting, silver-plated nut
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  • Parker CPI 4-8 T2HG-SS
    4-8 T2HG-SS Parker CPI Tube End Female Adapter
    4-8 T2HG-SS

    Parker Hannifin

    Product Type: Straights

    Product Type: Adapters

    End 1 Type: Tube Stub

    End 2 Type: FNPT

    Parker CPI female adapter, 316SS, 1/4" tube stub x 1/2" FNPT
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  • Parker CPI 4-8 T2HG-B
    4-8 T2HG-B Parker CPI Tube End Female Adapter
    4-8 T2HG-B

    Parker Hannifin

    Product Type: Straights

    Product Type: Adapters

    End 1 Type: Tube Stub

    End 2 Type: FNPT

    Parker CPI female adapter, brass, 1/4" tube stub x 1/2" FNPT
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  • Parker CPI 4-8 T2HF-SS
    4-8 T2HF-SS Parker CPI Tube End Male Adapter
    4-8 T2HF-SS

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Tube Stub

    End 2 Type: MNPT

    Parker CPI male adapter, 316SS, 1/4" tube stub x 1/2" MNPT
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