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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.

NOTE:
  • Dimensions for reference only, subject to change.
  • C dimensions are typical finger-tight.
  • Eliminates the extra connection when adapting with a tube stub reducer.
  • Drop Size Tees for fractional tube
    Unit of Measure
    Items Drop Size Tees for fractional tube
    4-4-2 JBZ
    Drop Size Tees for fractional tube
    Drop Size Tees for fractional tube
    6-6-4 JBZ
    Drop Size Tees for fractional tube
    Drop Size Tees for fractional tube
    6-4-6 JBZ
    Drop Size Tees for fractional tube
    Drop Size Tees for fractional tube
    6-4-4 JBZ
    Drop Size Tees for fractional tube
    Drop Size Tees for fractional tube
    8-8-6 JBZ
    Drop Size Tees for fractional tube
    Connection Type N/A CPI™ x CPI™ x CPI™
    T1 Tube O.D. N/A 1/4 in N/A 3/8 in N/A 3/8 in N/A 3/8 in N/A 1/2 in
    T2 Tube O.D. N/A 1/4 in N/A 3/8 in N/A 1/4 in N/A 1/4 in N/A 1/2 in
    T3 Tube O.D. N/A 1/8 in N/A 1/4 in N/A 3/8 in N/A 1/4 in N/A 3/8 in
    A N/A 2.10 in N/A 2.40 in N/A 2.34 in N/A 2.34 in N/A 2.84 in
    L1 N/A .76 in N/A .91 in N/A .91 in N/A .91 in N/A 1.02 in
    C1 N/A 1.05 in N/A 1.20 in N/A 1.20 in N/A 1.20 in N/A 1.42 in
    L2 N/A .76 in N/A .91 in N/A .85 in N/A .85 in N/A 1.02 in
    C2 N/A 1.05 in N/A 1.20 in N/A 1.14 in N/A 1.14 in N/A 1.42 in
    L3 N/A .70 in N/A .85 in N/A .91 in N/A .85 in N/A 1.02 in
    C3 N/A .96 in N/A 1.14 in N/A 1.20 in N/A 1.14 in N/A 1.31 in
    W HEX N/A 1/2 in N/A 5/8 in N/A 5/8 in N/A 5/8 in N/A 13/16 in