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Parker CPI™/A-LOK® Instrumentation Tube Fittings are designed as leak-free connections for process, power and instrumentation applications. The CPI tube fittings utilize a single ferrule for easy make-up and excellent performance in vibration applications. The “spring loaded” effect of the single ferrule creates a constant tension between the fitting body and fitting nut. The A-LOK two ferrule compression tube fittings are designed to provide reliable leak-free connections for applications that specify a two ferrule system. These single and two ferrule fitting designs are manufactured to the highest quality standards and are available in a broad range of sizes, materials and configurations. Parker CPI™/A-LOK® adapters connect directly to the bleed port of a differential pressure transmitter so that the calibration process can be simplified. Two sizes of adapters (1/4-28 Thd., 5/16-24 Thd.) are available to fit the vent ports of Rosemount, Honeywell, and Foxboro DP transmitters. Both adapters are available in 316SS.

NOTE:
  • Dimensions for reference only, subject to change.
  • DP Transmitter Calibration Adapter for fractional tube
    Unit of Measure
    1 

    Item #

    Connection Type

    Straight Thread

    A

    B

    C

    E

    F

    G

    H

    J

    HEX

    4-2 ZH2LX-SS-D950373 N/A CPI™/A-LOK® to Straight Thread N/A 5/16-24 N/A 2.32 in N/A 1.41 in N/A .70 in N/A .24 in N/A .60 in N/A .25 in N/A .06 in N/A .41 in N/A 1/2 in
    4-2 ZH2LX-SS-D940336 N/A CPI™/A-LOK® to Straight Thread N/A 1/4-28 N/A 1.75 in N/A .80 in N/A .70 in N/A .47 in N/A .60 in N/A .20 in N/A .03 in N/A .00 in N/A 1/2 in
    4-2 ZH2LX-SS-D030297 N/A CPI™/A-LOK® to Straight Thread N/A 5/16-24 N/A 2.32 in N/A 1.41 in N/A .70 in N/A .40 in N/A .60 in N/A .25 in N/A .06 in N/A .41 in N/A 1/2 in
    4-2 ZH2LX-SS-D030249 N/A CPI™/A-LOK® to Straight Thread N/A 1/4-28 N/A 1.74 in N/A .74 in N/A .70 in N/A .30 in N/A .60 in N/A .18 in N/A .03 in N/A .00 in N/A 1/2 in
    Unit of Measure
    1