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Thumbnail Filmstrip of 4100-S2-20B | 1-1/4" Male Nipple x 1-1/4" NPTF Female (Brass) Images

    4100-S2-20B | 1-1/4" Male Nipple x 1-1/4" NPTF Female (Brass)
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    Purchase 4100-S2-20B | 1-1/4" Male Nipple x 1-1/4" NPTF Female (Brass)

    PART #: 4100-S2-20B
    4100-S2-20B | 1-1/4" Male Nipple x 1-1/4" NPTF Female (Brass)

    Product Reviews

    $127.82
    3,000 psi maximum working pressure






  • Connect and disconnect under pressure
  • Brass body with steel valving components
  • Heavy-duty steel wing nut
  • Buna seals




  • Pressure and Flow Ratings for 4100 Series Wet Line Couplers
    Body Size Recommended Maximum Pressure (PSI) Flow Rate (GPM)
    1/4"
    3,000 4
    3/8" 3,000 7
    1/2" 3,000 7
    5/8" 3,000 18
    3/4" 3,000 18
    1" 3,000 40
    1-1/4" 2,750* 75
    1-1/2" 2,500** 100

    *Nipple holds max. 2,500 PSI when disconnected
    ** Nipple holds max. 2,000 PSI when disconnected










    Body Size Maximum Working Pressure (psi) Maximum Flow Rate (gpm)
    1/4" 3,000 4
    3/8" 3,000 7
    1/2" 3,000 7
    5/8" 3,000 18
    3/4" 3,000 18
    1" 3,000 40
    1-1/4" 2,750* 75
    1-1/2" 2,500** 100

    * Nipple holds max. 2,500 psi when disconnected ** Nipple holds max. 2,000 psi when disconnected