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Parker ISO Conversion Fittings are designed to the highest quality standards to allow connections between components and systems which use both NPT and ISO Thread configurations. Conversion fittings are maintained under strict quality control programs.

NOTE:
  • Used to connect a male NPT and a female BSPP threaded component.
  • Bonded Seal, must be used with BSPP end shown.
    • Female NPT to Male BSPP Adapter
    Unit of Measure
    Items Female NPT to Male BSPP Adapter
    2-2R RA
    Female NPT to Male BSPP Adapter     		Female NPT to Male BSPP Adapter
    4-4R RA
    Female NPT to Male BSPP Adapter     		Female NPT to Male BSPP Adapter
    6-6R RA
    Female NPT to Male BSPP Adapter     		Female NPT to Male BSPP Adapter
    8-8R RA
    Female NPT to Male BSPP Adapter     		Female NPT to Male BSPP Adapter
    12-12R RA
    Female NPT to Male BSPP Adapter
    Connection Type N/A FNPT x BSPP
    NPT Thread T1 N/A 1/8-27 N/A 1/4-18 N/A 3/8-18 N/A 1/2-14 N/A 3/4-14
    BSPP Thread T2 N/A 1/8-28 N/A 1/4-19 N/A 3/8-19 N/A 1/2-14 N/A 3/4-14
    W HEX N/A 9/16 in N/A 3/4 in N/A 7/8 in N/A 1 1/8 in N/A 1 5/16 in
    Length N/A .99 in N/A 1.31 in N/A 1.41 in N/A 1.74 in N/A 2.00 in
    Working Pressure (Brass) N/A 3200 psi220 bar N/A 3300 psi230 bar N/A 2600 psi180 bar N/A 2400 psi160 bar N/A 2300 psi160 bar
    Working Pressure (Stainless Steel) N/A 6100 psi420 bar N/A 6200 psi430 bar N/A 5000 psi340 bar N/A 4600 psi320 bar N/A 4300 psi300 bar