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Parker Instrumentation Pipe Fittings are designed as leak-free connections for process, power, instrumentation and general industrial applications. They are manufactured to the highest quality standards and are available in broad ranges of sizes, materials and configurations.

Parker Instrumentation Pipe fittings are made at the Instrumentation Products Division of Parker Hannifin in Huntsville, Alabama. These fittings are manufactured where strict adherence to quality control programs is maintained.

The Parker Quality Program is a measure of the efficiency with which Parker transforms materials, our employee efforts, machinery and information customer-satisfying products and services.

NOTE:
  • Dimensions for reference only, subject to change.
  • D2 drill is optional manufacturing method per SAE.
  • Straight Thread Reducer Expander F5OG5
    Unit of Measure
    Items Straight Thread Reducer Expander F5OG5
    6-4 F5OG5
    Straight Thread Reducer/Expander F5OG5
    Straight Thread Reducer Expander F5OG5
    8-4 F5OG5
    Straight Thread Reducer/Expander F5OG5
    Straight Thread Reducer Expander F5OG5
    12-8 F5OG5
    Straight Thread Reducer/Expander F5OG5
    Straight Thread Reducer Expander F5OG5
    16-12 F5OG5
    Straight Thread Reducer/Expander F5OG5
    Connection Type N/A FBSPP x BSPP
    T2 Port THD UN/UNF-2B N/A 7/16-20 N/A 7/16-20 N/A 3/4-16 N/A 1-1/16-12
    T1 Port THD UN/UNF-2A N/A 9/16-18 N/A 3/4-16 N/A 1-1/16-12 N/A 1-5/16-12
    W HEX N/A 11/16 in N/A 7/8 in N/A 1 1/4 in N/A 1 1/2 in
    D2 Drill N/A .30 in N/A .38 in N/A .63 in N/A .75 in
    D N/A 1.03 in N/A 1.09 in N/A 1.00 in N/A 1.75 in
    R N/A .36 in N/A .36 in N/A .44 in N/A .59 in
    O-Ring N/A 3-904 N/A 3-904 N/A 3-908 N/A 3-912