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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 A-lok 4MA6N-316
    4MA6N-316 Parker A-Lok Tube End Male Adapter
    4MA6N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Tube Stub

    End 2 Type: MNPT

    Parker A-lok male adapter, 316SS, 1/4" tube stub x 3/8" MNPT
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  • Parker A-lok 4MA4N-316
    4MA4N-316 Parker A-Lok Tube End Male Adapter
    4MA4N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Tube Stub

    End 2 Type: MNPT

    Parker A-lok male adapter, 316SS, 1/4" tube stub x 1/4" MNPT
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  • Parker A-lok 4MA2N-316
    4MA2N-316 Parker A-Lok Tube End Male Adapter
    4MA2N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Tube Stub

    End 2 Type: MNPT

    Parker A-lok male adapter, 316SS, 1/4" tube stub x 1/8" MNPT
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  • Parker 4M5SEL4-316
    4M5SEL4-316 Parker A-Lok Male SAE Straight Thread Elbow
    4M5SEL4-316

    Parker Hannifin

    Product Type: Elbows

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: SAE Straight Thread

    Parker A-lok male elbow, 316SS, 1/4" double ferrule tube fitting x 7/16-20 SAE straight thread
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  • Parker A-lok 4M5BT4-316
    4M5BT4-316 Parker A-Lok Male Branch Tee SAE Straight Thread
    4M5BT4-316

    Parker Hannifin

    Product Type: Tees

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: Double Ferrule Tube Fitting

    Parker A-lok male branch tee, 316SS, 1/4" double ferrule tube fitting x 1/4" double ferrule tube fitting x 7/16-20 SAE straight thread (bottom)
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  • Parker 4M-Q6P-SS
    4M-Q6P-SS Parker CPI/A-Lok Series Instrumentation Couplings
    4M-Q6P-SS

    Parker Hannifin

    Product Type: Nipples

    Parker CPI Series Instrumentation Coupling, 3/8 316 stainless Steel non-valved plug, 1500 psig rating, 1/4" MNPT ends
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  • Parker 4M-Q4P-SS
    4M-Q4P-SS Parker CPI/A-Lok Series Instrumentation Couplings
    4M-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" MNPT ends
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  • Parker A-lok 4M3SC4-B
    4M3SC4-B Parker A-Lok Male Connector to O-ring Pipe Thread
    4M3SC4-B

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: O-Ring MNPT

    Parker A-lok male connector, brass, 1/4" double ferrule tube fitting x 1/4" O-ring MNPT
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