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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.
  • Copper washer must be used for this design.
  • Tube stub is pre-grooved as standard.
  • Add -Z6 for assembly of nuts and ferrules on the tube stub end.
  • BSPP Female Adapter for fractional tube
    Unit of Measure
    Items BSPP Female Adapter for fractional tube
    2-2R T2HG
    BSPP Female Adapter for fractional tube
    BSPP Female Adapter for fractional tube
    4-2R T2HG
    BSPP Female Adapter for fractional tube
    BSPP Female Adapter for fractional tube
    4-4R T2HG
    BSPP Female Adapter for fractional tube
    BSPP Female Adapter for fractional tube
    6-4R T2HG
    BSPP Female Adapter for fractional tube
    BSPP Female Adapter for fractional tube
    6-6R T2HG
    BSPP Female Adapter for fractional tube
    Connection Type N/A Tube to FBSPP
    Tube O.D. N/A 1/8 in N/A 1/4 in N/A 1/4 in N/A 3/8 in N/A 3/8 in
    BSPP Thread N/A 1/8-28 N/A 1/4 N/A 1/4 N/A 3/8 N/A 3/8
    A N/A 1.21 in N/A 1.31 in N/A 1.68 in N/A 1.56 in N/A 1.53 in
    K N/A .53 in N/A .63 in N/A .63 in N/A .69 in N/A .69 in
    W HEX N/A 9/16 in N/A 9/16 in N/A 3/4 in N/A 3/4 in N/A 7/8 in
    Bore N/A .05 in N/A .18 in N/A .18 in N/A .28 in N/A .28 in