Series ST straight through couplings are designed for use where minimum pressure drop is required and valving is not needed. They are well suited for use on pressure wash, steam and carpet cleaning equipment, and many fluid transfer systems. Body sizes range from 1/8" to 2½".

Features:

  • Ball lock
  • Manual operation
  • Smooth bore permits free flow of liquid or gas
  • Male and female NPTF, BSPP and hose stem connections
  • Unit of Measure

    View items

    Item #

    Size

    Thread Size (Female)

    A

    B

    Hex

    Hose Inside Diameter

    End Connection

    Materials

    List Price

    N/A 1/8 in N/A 1/8-27 NPTF N/A 1.06 in N/A 0.72 in N/A 0.56 in N/A N/A Male N/A Brass $6.85
    N/A 1/8 in N/A 1/8-28 BSPP N/A 1.08 in N/A 0.72 in N/A 0.56 in N/A N/A Male N/A Brass QUOTE
    N/A 1/4 in N/A 1/4-18 NPTF N/A 1.72 in N/A 0.97 in N/A 0.81 in N/A N/A Male N/A Brass $5.87
    N/A 1/4 in N/A 1/4-19 BSPP N/A 1.56 in N/A 0.97 in N/A 0.81 in N/A N/A Male N/A Brass QUOTE
    N/A 3/8 in N/A 3/8-18 NPTF N/A 1.75 in N/A 1.16 in N/A 1.00 in N/A N/A Male N/A Brass $6.93
    N/A 3/8 in N/A 3/8-19 BSPP N/A 1.71 in N/A 1.16 in N/A 1.00 in N/A N/A Male N/A Brass $28.62
    N/A 1/2 in N/A 1/2-14 NPTF N/A 2.03 in N/A 1.34 in N/A 1.13 in N/A N/A Male N/A Brass $11.14
    N/A 1/2 in N/A 1/2-14 BSPP N/A 1.85 in N/A 1.34 in N/A 1.13 in N/A N/A Male N/A Brass $20.59
    N/A 3/4 in N/A 3/4-14 NPTF N/A 2.22 in N/A 1.72 in N/A 1.44 in N/A N/A Male N/A Brass $28.89
    N/A 3/4 in N/A 3/4-14 BSPP N/A 2.11 in N/A 1.72 in N/A 1.44 in N/A N/A Male N/A Brass $22.59
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