A tariff-related surcharge may be applied to orders affected by recent tariff implementations for imported goods. Tariff-Related Surcharge Notification

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)

Shop All Products

CPI/A-LOK

3798 items

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Parker A-lok 4NU4-B
    4NU4-B Parker A-Lok Nut
    4NU4-B

    Parker Hannifin

    Product Type: Nuts

    Parker A-lok nut, brass, for 1/4" double ferrule tube fitting
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4NU4-316
    4NU4-316 Parker A-Lok Nut
    4NU4-316

    Parker Hannifin

    Product Type: Nuts

    Parker A-lok nut, 316SS, for 1/4" double ferrule tube fitting
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4MSEL4N-316
    4MSEL4N-316 Parker A-Lok Male Elbow
    4MSEL4N-316

    Parker Hannifin

    Product Type: Elbows

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: MNPT

    Parker A-lok male elbow, 316SS, 1/4" double ferrule tube fitting x 1/4" MNPT
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4MSC4N-B
    4MSC4N-B Parker A-Lok Male Connector
    4MSC4N-B

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: MNPT

    Parker A-lok male connector, brass, 1/4" double ferrule tube fitting x 1/4" MNPT
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4MSC4N-316
    4MSC4N-316 Parker A-Lok Male Connector
    4MSC4N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: MNPT

    Parker A-lok male connector, 316SS, 1/4" double ferrule tube fitting x 1/4" MNPT
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4MSC2N-316
    4MSC2N-316 Parker A-Lok Male Connector
    4MSC2N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: MNPT

    Parker A-lok male connector, 316SS, 1/4" double ferrule tube fitting x 1/8" MNPT
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker A-lok 4MBC4N-316
    4MBC4N-316 Parker A-Lok Male Bulkhead Connector
    4MBC4N-316

    Parker Hannifin

    Product Type: Straights

    End 1 Type: Double Ferrule Tube Fitting

    End 2 Type: MNPT

    Parker A-lok male bulkhead connector, 316SS, 1/4" double ferrule tube fitting x 1/4" MNPT
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Parker 4M-Q4VY-SS
    4M-Q4VY-SS Parker CPI/A-Lok Series Instrumentation Couplings
    4M-Q4VY-SS

    Parker Hannifin

    Product Type: Nipples

    Parker CPI Series Instrumentation Coupling, 1/4 316 stainless Steel valved plug, 3000 psig rating, 1/4" MNPT ends, Viton seal
    Quote Required Request a Quote
    Add to Cart
    Add to Wish List
    Qty in Cart: 0
    Price:
    Subtotal:
    Choose Options
  • Total: items /

Adding your products to cart

View Cart Continue to Shopping
loader

Please wait while the screen is loading