Series 10-20 HK Couplings have the same features as the 1-8 HK, but have larger bodies and higher flow rates. Series HK couplings conform to the dimensional requirements of ISO 7241-1 Series B (No ISO Standard available for the 10-HK). Body sizes range from 1 1/4" to 2 1/2".

Features:

  • Brass, steel and stainless steel construction available in all sizes
  • End connections are female NPTF and BSPP
  • Heavy duty steel couplings for use in high impulse service available in 12-HK and 20-HK
  • Unit of Measure

    View items

    Item #

    Size

    Materials

    Thread Size (Female)

    A

    B

    Hex

    List Price

    N/A 1 1/4 in N/A Brass N/A 1 1/4-11 1/2 NPTF N/A 4.51 in N/A 2.73 in N/A 2.38 in $255.73
    N/A 1 1/4 in N/A Steel N/A 1 1/4-11 1/2 NPTF N/A 4.51 in N/A 2.73 in N/A 2.38 in $270.67
    N/A 1 1/4 in N/A 303 Stainless Steel N/A 1 1/4-11 1/2 NPTF N/A 4.51 in N/A 2.73 in N/A 2.38 in $731.66
    N/A 1 1/4 in N/A Steel N/A 1 1/4-11 BSPP N/A 4.51 in N/A 2.73 in N/A 2.38 in $270.67
    N/A 1 1/4 in N/A 303 Stainless Steel N/A 1 1/4-11 BSPP N/A 4.51 in N/A 2.73 in N/A 2.38 in QUOTE
    N/A 1 1/2 in N/A Brass N/A 1 1/4-11 1/2 NPTF N/A 4.82 in N/A 3.23 in N/A 2.38 in $314.71
    N/A 1 1/2 in N/A Steel N/A 1 1/4-11 1/2 NPTF N/A 4.82 in N/A 3.23 in N/A 2.38 in $294.71
    N/A 1 1/2 in N/A High Impulse Steel N/A 1 1/4-11 1/2 NPTF N/A 4.82 in N/A 3.23 in N/A 2.38 in $300.10
    N/A 1 1/2 in N/A 303 Stainless Steel N/A 1 1/4-11 1/2 NPTF N/A 4.82 in N/A 3.23 in N/A 2.38 in $856.86
    N/A 1 1/2 in N/A Brass N/A 1 1/4-11 BSPP N/A 4.82 in N/A 3.23 in N/A 2.38 in QUOTE
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