Skip to content

Foster FJT Series Couplers (Mold Coolant)

Foster FJT Series mold and die coolant quick couplers and plugs, interchangeable with DME Jiffy-Tite, Jiffy-Matic, and Parker Moldmate fittings. Compact valved and full-flow designs for circulating water or coolant through molds and dies. Brass and steel construction with high-flow porting. Ideal for injection molding, die casting, and temperature-control lines.

  • Original price $ 14.99
    Original price $ 14.99 - Original price $ 14.99
    Original price $ 14.99
    Current price $ 11.99
    $ 11.99 - $ 11.99
    Current price $ 11.99

    Foster FP352S, 3/8" Jiffy-Tite Mold Coolant Nipple x 3/8" Hose Stem, FJT Series, Stainless

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352S is a stainless 3/8" nipple from the FJT Series — the J...

    View full details
    Original price $ 14.99
    Original price $ 14.99 - Original price $ 14.99
    Original price $ 14.99
    Current price $ 11.99
    $ 11.99 - $ 11.99
    Current price $ 11.99
    Save 20% Save %
  • Original price $ 2.49
    Original price $ 2.49 - Original price $ 2.49
    Original price $ 2.49
    Current price $ 1.99
    $ 1.99 - $ 1.99
    Current price $ 1.99

    Foster FP252S, 1/4" Jiffy-Tite Mold Coolant Nipple x 1/4" Hose Stem, FJT Series, Stainless

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252S is a stainless 1/4" nipple from the FJT Series — the J...

    View full details
    Original price $ 2.49
    Original price $ 2.49 - Original price $ 2.49
    Original price $ 2.49
    Current price $ 1.99
    $ 1.99 - $ 1.99
    Current price $ 1.99
    Save 20% Save %
  • Original price $ 24.29
    Original price $ 24.29 - Original price $ 24.29
    Original price $ 24.29
    Current price $ 19.49
    $ 19.49 - $ 19.49
    Current price $ 19.49

    Foster FS318HFP, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Non-Valved (High Flow), Push-On, Brass

    In stock

    Fast coolant-line connections that slash mold-change downtime. The Foster FS318HFP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

    View full details
    Original price $ 24.29
    Original price $ 24.29 - Original price $ 24.29
    Original price $ 24.29
    Current price $ 19.49
    $ 19.49 - $ 19.49
    Current price $ 19.49
    Save 20% Save %
  • Original price $ 24.19
    Original price $ 24.19 - Original price $ 24.19
    Original price $ 24.19
    Current price $ 19.39
    $ 19.39 - $ 19.39
    Current price $ 19.39

    Foster FS318HF, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Non-Valved (High Flow), Brass

    In stock

    Fast coolant-line connections that slash mold-change downtime. The Foster FS318HF is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

    View full details
    Original price $ 24.19
    Original price $ 24.19 - Original price $ 24.19
    Original price $ 24.19
    Current price $ 19.39
    $ 19.39 - $ 19.39
    Current price $ 19.39
    Save 20% Save %
  • Original price $ 18.69
    Original price $ 18.69 - Original price $ 18.69
    Original price $ 18.69
    Current price $ 14.89
    $ 14.89 - $ 14.89
    Current price $ 14.89

    Foster FS308HFP, 3/8" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Non-Valved (High Flow), Push-On, Brass

    In stock

    Fast coolant-line connections that slash mold-change downtime. The Foster FS308HFP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

    View full details
    Original price $ 18.69
    Original price $ 18.69 - Original price $ 18.69
    Original price $ 18.69
    Current price $ 14.89
    $ 14.89 - $ 14.89
    Current price $ 14.89
    Save 20% Save %
  • Original price $ 18.19
    Original price $ 18.19 - Original price $ 18.19
    Original price $ 18.19
    Current price $ 14.59
    $ 14.59 - $ 14.59
    Current price $ 14.59

    Foster FS308HF, 3/8" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Non-Valved (High Flow), Brass

    In stock

    Fast coolant-line connections that slash mold-change downtime. The Foster FS308HF is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

    View full details
    Original price $ 18.19
    Original price $ 18.19 - Original price $ 18.19
    Original price $ 18.19
    Current price $ 14.59
    $ 14.59 - $ 14.59
    Current price $ 14.59
    Save 20% Save %
  • Original price $ 14.29
    Original price $ 14.29 - Original price $ 14.29
    Original price $ 14.29
    Current price $ 11.49
    $ 11.49 - $ 11.49
    Current price $ 11.49

    Foster FS300HF, 3/8" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Non-Valved (High Flow), Brass

    In stock

    Fast coolant-line connections that slash mold-change downtime. The Foster FS300HF is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

    View full details
    Original price $ 14.29
    Original price $ 14.29 - Original price $ 14.29
    Original price $ 14.29
    Current price $ 11.49
    $ 11.49 - $ 11.49
    Current price $ 11.49
    Save 20% Save %
  • Original price $ 37.99
    Original price $ 37.99 - Original price $ 37.99
    Original price $ 37.99
    Current price $ 30.39
    $ 30.39 - $ 30.39
    Current price $ 30.39

    Foster FP554X8.5, 1/2" Jiffy-Tite Mold Coolant Nipple x 8.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP554X8.5 is a steel 1/2" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 37.99
    Original price $ 37.99 - Original price $ 37.99
    Original price $ 37.99
    Current price $ 30.39
    $ 30.39 - $ 30.39
    Current price $ 30.39
    Save 20% Save %
  • Original price $ 27.89
    Original price $ 27.89 - Original price $ 27.89
    Original price $ 27.89
    Current price $ 22.39
    $ 22.39 - $ 22.39
    Current price $ 22.39

    Foster FP554X5.5, 1/2" Jiffy-Tite Mold Coolant Nipple x 5.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP554X5.5 is a steel 1/2" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 27.89
    Original price $ 27.89 - Original price $ 27.89
    Original price $ 27.89
    Current price $ 22.39
    $ 22.39 - $ 22.39
    Current price $ 22.39
    Save 20% Save %
  • Original price $ 23.79
    Original price $ 23.79 - Original price $ 23.79
    Original price $ 23.79
    Current price $ 18.99
    $ 18.99 - $ 18.99
    Current price $ 18.99

    Foster FP554X4, 1/2" Jiffy-Tite Mold Coolant Nipple x 4" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP554X4 is a steel 1/2" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 23.79
    Original price $ 23.79 - Original price $ 23.79
    Original price $ 23.79
    Current price $ 18.99
    $ 18.99 - $ 18.99
    Current price $ 18.99
    Save 20% Save %
  • Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.49
    $ 16.49 - $ 16.49
    Current price $ 16.49

    Foster FP554X2.5, 1/2" Jiffy-Tite Mold Coolant Nipple x 2.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP554X2.5 is a steel 1/2" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.49
    $ 16.49 - $ 16.49
    Current price $ 16.49
    Save 20% Save %
  • Original price $ 20.79
    Original price $ 20.79 - Original price $ 20.79
    Original price $ 20.79
    Current price $ 16.69
    $ 16.69 - $ 16.69
    Current price $ 16.69

    Foster FP554F, 1/2" Jiffy-Tite Mold Coolant Nipple x 1/4" FPT, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP554F is a steel 1/2" nipple from the FJT Series — the Jiffy...

    View full details
    Original price $ 20.79
    Original price $ 20.79 - Original price $ 20.79
    Original price $ 20.79
    Current price $ 16.69
    $ 16.69 - $ 16.69
    Current price $ 16.69
    Save 20% Save %
  • Original price $ 33.99
    Original price $ 33.99 - Original price $ 33.99
    Original price $ 33.99
    Current price $ 27.19
    $ 27.19 - $ 27.19
    Current price $ 27.19

    Foster FP354X7, 3/8" Jiffy-Tite Mold Coolant Nipple x 7" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP354X7 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 33.99
    Original price $ 33.99 - Original price $ 33.99
    Original price $ 33.99
    Current price $ 27.19
    $ 27.19 - $ 27.19
    Current price $ 27.19
    Save 20% Save %
  • Original price $ 28.79
    Original price $ 28.79 - Original price $ 28.79
    Original price $ 28.79
    Current price $ 23.09
    $ 23.09 - $ 23.09
    Current price $ 23.09

    Foster FP354X5.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 5.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP354X5.5 is a steel 3/8" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 28.79
    Original price $ 28.79 - Original price $ 28.79
    Original price $ 28.79
    Current price $ 23.09
    $ 23.09 - $ 23.09
    Current price $ 23.09
    Save 20% Save %
  • Original price $ 26.59
    Original price $ 26.59 - Original price $ 26.59
    Original price $ 26.59
    Current price $ 21.29
    $ 21.29 - $ 21.29
    Current price $ 21.29

    Foster FP354X4, 3/8" Jiffy-Tite Mold Coolant Nipple x 4" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP354X4 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 26.59
    Original price $ 26.59 - Original price $ 26.59
    Original price $ 26.59
    Current price $ 21.29
    $ 21.29 - $ 21.29
    Current price $ 21.29
    Save 20% Save %
  • Original price $ 20.19
    Original price $ 20.19 - Original price $ 20.19
    Original price $ 20.19
    Current price $ 16.09
    $ 16.09 - $ 16.09
    Current price $ 16.09

    Foster FP354X2.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 2.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP354X2.5 is a steel 3/8" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 20.19
    Original price $ 20.19 - Original price $ 20.19
    Original price $ 20.19
    Current price $ 16.09
    $ 16.09 - $ 16.09
    Current price $ 16.09
    Save 20% Save %
  • Original price $ 23.39
    Original price $ 23.39 - Original price $ 23.39
    Original price $ 23.39
    Current price $ 18.69
    $ 18.69 - $ 18.69
    Current price $ 18.69

    Foster FP354X2, 3/8" Jiffy-Tite Mold Coolant Nipple x 2" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP354X2 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 23.39
    Original price $ 23.39 - Original price $ 23.39
    Original price $ 23.39
    Current price $ 18.69
    $ 18.69 - $ 18.69
    Current price $ 18.69
    Save 20% Save %
  • Original price $ 35.69
    Original price $ 35.69 - Original price $ 35.69
    Original price $ 35.69
    Current price $ 28.59
    $ 28.59 - $ 28.59
    Current price $ 28.59

    Foster FP353X9, 3/8" Jiffy-Tite Mold Coolant Nipple x 9" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X9 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 35.69
    Original price $ 35.69 - Original price $ 35.69
    Original price $ 35.69
    Current price $ 28.59
    $ 28.59 - $ 28.59
    Current price $ 28.59
    Save 20% Save %
  • Original price $ 28.29
    Original price $ 28.29 - Original price $ 28.29
    Original price $ 28.29
    Current price $ 22.69
    $ 22.69 - $ 22.69
    Current price $ 22.69

    Foster FP353X8.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 8.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X8.5 is a steel 3/8" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 28.29
    Original price $ 28.29 - Original price $ 28.29
    Original price $ 28.29
    Current price $ 22.69
    $ 22.69 - $ 22.69
    Current price $ 22.69
    Save 20% Save %
  • Original price $ 36.09
    Original price $ 36.09 - Original price $ 36.09
    Original price $ 36.09
    Current price $ 28.89
    $ 28.89 - $ 28.89
    Current price $ 28.89

    Foster FP353X8, 3/8" Jiffy-Tite Mold Coolant Nipple x 8" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X8 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 36.09
    Original price $ 36.09 - Original price $ 36.09
    Original price $ 36.09
    Current price $ 28.89
    $ 28.89 - $ 28.89
    Current price $ 28.89
    Save 20% Save %
  • Original price $ 24.99
    Original price $ 24.99 - Original price $ 24.99
    Original price $ 24.99
    Current price $ 19.99
    $ 19.99 - $ 19.99
    Current price $ 19.99

    Foster FP353X7, 3/8" Jiffy-Tite Mold Coolant Nipple x 7" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X7 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 24.99
    Original price $ 24.99 - Original price $ 24.99
    Original price $ 24.99
    Current price $ 19.99
    $ 19.99 - $ 19.99
    Current price $ 19.99
    Save 20% Save %
  • Original price $ 27.39
    Original price $ 27.39 - Original price $ 27.39
    Original price $ 27.39
    Current price $ 21.89
    $ 21.89 - $ 21.89
    Current price $ 21.89

    Foster FP353X6.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 6.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X6.5 is a steel 3/8" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 27.39
    Original price $ 27.39 - Original price $ 27.39
    Original price $ 27.39
    Current price $ 21.89
    $ 21.89 - $ 21.89
    Current price $ 21.89
    Save 20% Save %
  • Original price $ 27.79
    Original price $ 27.79 - Original price $ 27.79
    Original price $ 27.79
    Current price $ 22.29
    $ 22.29 - $ 22.29
    Current price $ 22.29

    Foster FP353X6, 3/8" Jiffy-Tite Mold Coolant Nipple x 6" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X6 is a steel 3/8" nipple from the FJT Series — the Jiff...

    View full details
    Original price $ 27.79
    Original price $ 27.79 - Original price $ 27.79
    Original price $ 27.79
    Current price $ 22.29
    $ 22.29 - $ 22.29
    Current price $ 22.29
    Save 20% Save %
  • Original price $ 21.59
    Original price $ 21.59 - Original price $ 21.59
    Original price $ 21.59
    Current price $ 17.29
    $ 17.29 - $ 17.29
    Current price $ 17.29

    Foster FP353X5.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 5.5" Thread, FJT Series, Steel

    In stock

    Coolant line connections for plastic injection molds and die-casting dies. The Foster FP353X5.5 is a steel 3/8" nipple from the FJT Series — the Ji...

    View full details
    Original price $ 21.59
    Original price $ 21.59 - Original price $ 21.59
    Original price $ 21.59
    Current price $ 17.29
    $ 17.29 - $ 17.29
    Current price $ 17.29
    Save 20% Save %