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☀️ Take an Additional 10% Off Your Entire Order with code GEARUP10 at checkout.
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Hydraulic Quick Couplers

Hydraulic quick couplers join high-pressure fluid lines with a secure, leak-free connection. This collection covers ISO-B, ISO-A, flush face, and specialty hydraulic couplers and plugs in steel, brass, and stainless. Filter by series, body size, thread, and material to match your hydraulic system.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 340.00
$ 340.00 - $ 340.00
$ 340.00
$ 272.00
$ 272.00 - $ 272.00
$ 272.00

Foster FP352X7, 3/8" Jiffy-Tite Mold Coolant Nipple x 7" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X7 is a steel 3/8" nipple from the FJT Series — the Jiff...

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$ 340.00
$ 340.00 - $ 340.00
$ 340.00
$ 272.00
$ 272.00 - $ 272.00
$ 272.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 529.00
$ 529.00 - $ 529.00
$ 529.00
$ 423.00
$ 423.00 - $ 423.00
$ 423.00

Foster FP352X8.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 8.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X8.5 is a steel 3/8" nipple from the FJT Series — the Ji...

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$ 529.00
$ 529.00 - $ 529.00
$ 529.00
$ 423.00
$ 423.00 - $ 423.00
$ 423.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 432.00
$ 432.00 - $ 432.00
$ 432.00

Foster FP352X6, 3/8" Jiffy-Tite Mold Coolant Nipple x 6" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X6 is a steel 3/8" nipple from the FJT Series — the Jiff...

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$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 432.00
$ 432.00 - $ 432.00
$ 432.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 286.00
$ 286.00 - $ 286.00
$ 286.00
$ 229.00
$ 229.00 - $ 229.00
$ 229.00

Foster FP352X5.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 5.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X5.5 is a steel 3/8" nipple from the FJT Series — the Ji...

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$ 286.00
$ 286.00 - $ 286.00
$ 286.00
$ 229.00
$ 229.00 - $ 229.00
$ 229.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 342.00
$ 342.00 - $ 342.00
$ 342.00
$ 273.00
$ 273.00 - $ 273.00
$ 273.00

Foster FP352X5, 3/8" Jiffy-Tite Mold Coolant Nipple x 5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X5 is a steel 3/8" nipple from the FJT Series — the Jiff...

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$ 342.00
$ 342.00 - $ 342.00
$ 342.00
$ 273.00
$ 273.00 - $ 273.00
$ 273.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 219.00
$ 219.00 - $ 219.00
$ 219.00
$ 175.00
$ 175.00 - $ 175.00
$ 175.00

Foster FP352X4, 3/8" Jiffy-Tite Mold Coolant Nipple x 4" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X4 is a steel 3/8" nipple from the FJT Series — the Jiff...

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$ 219.00
$ 219.00 - $ 219.00
$ 219.00
$ 175.00
$ 175.00 - $ 175.00
$ 175.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 326.00
$ 326.00 - $ 326.00
$ 326.00
$ 261.00
$ 261.00 - $ 261.00
$ 261.00

Foster FP352X3.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 3.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X3.5 is a steel 3/8" nipple from the FJT Series — the Ji...

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$ 326.00
$ 326.00 - $ 326.00
$ 326.00
$ 261.00
$ 261.00 - $ 261.00
$ 261.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 298.00
$ 298.00 - $ 298.00
$ 298.00
$ 238.00
$ 238.00 - $ 238.00
$ 238.00

Foster FP352X3, 3/8" Jiffy-Tite Mold Coolant Nipple x 3" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X3 is a steel 3/8" nipple from the FJT Series — the Jiff...

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$ 298.00
$ 298.00 - $ 298.00
$ 298.00
$ 238.00
$ 238.00 - $ 238.00
$ 238.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00

Foster FP352X12, 3/8" Jiffy-Tite Mold Coolant Nipple x 12" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X12 is a steel 3/8" nipple from the FJT Series — the Jif...

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$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 134.00
$ 134.00 - $ 134.00
$ 134.00

Foster FP352X2.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 2.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X2.5 is a steel 3/8" nipple from the FJT Series — the Ji...

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$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 134.00
$ 134.00 - $ 134.00
$ 134.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 733.00
$ 733.00 - $ 733.00
$ 733.00
$ 587.00
$ 587.00 - $ 587.00
$ 587.00

Foster FP352X13, 3/8" Jiffy-Tite Mold Coolant Nipple x 13" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X13 is a steel 3/8" nipple from the FJT Series — the Jif...

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$ 733.00
$ 733.00 - $ 733.00
$ 733.00
$ 587.00
$ 587.00 - $ 587.00
$ 587.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 598.00
$ 598.00 - $ 598.00
$ 598.00
$ 478.00
$ 478.00 - $ 478.00
$ 478.00

Foster FP352X10, 3/8" Jiffy-Tite Mold Coolant Nipple x 10" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X10 is a steel 3/8" nipple from the FJT Series — the Jif...

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$ 598.00
$ 598.00 - $ 598.00
$ 598.00
$ 478.00
$ 478.00 - $ 478.00
$ 478.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 701.00
$ 701.00 - $ 701.00
$ 701.00
$ 561.00
$ 561.00 - $ 561.00
$ 561.00

Foster FP352X11, 3/8" Jiffy-Tite Mold Coolant Nipple x 11" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X11 is a steel 3/8" nipple from the FJT Series — the Jif...

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$ 701.00
$ 701.00 - $ 701.00
$ 701.00
$ 561.00
$ 561.00 - $ 561.00
$ 561.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 594.00
$ 594.00 - $ 594.00
$ 594.00
$ 474.00
$ 474.00 - $ 474.00
$ 474.00

Foster FP352X11.5, 3/8" Jiffy-Tite Mold Coolant Nipple x 11.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352X11.5 is a steel 3/8" nipple from the FJT Series — the J...

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$ 594.00
$ 594.00 - $ 594.00
$ 594.00
$ 474.00
$ 474.00 - $ 474.00
$ 474.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 95.00
$ 95.00 - $ 95.00
$ 95.00
$ 76.00
$ 76.00 - $ 76.00
$ 76.00

Foster FP352FB, 3/8" Jiffy-Tite Mold Coolant Nipple x 3/8" FPT, FJT Series, Brass

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352FB is a brass 3/8" nipple from the FJT Series — the Jiff...

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$ 95.00
$ 95.00 - $ 95.00
$ 95.00
$ 76.00
$ 76.00 - $ 76.00
$ 76.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 367.00
$ 367.00 - $ 367.00
$ 367.00
$ 295.00
$ 295.00 - $ 295.00
$ 295.00

Foster FP252X8.5, 1/4" Jiffy-Tite Mold Coolant Nipple x 8.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252X8.5 is a steel 1/4" nipple from the FJT Series — the Ji...

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$ 367.00
$ 367.00 - $ 367.00
$ 367.00
$ 295.00
$ 295.00 - $ 295.00
$ 295.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 23% Save %
$ 39.00
$ 39.00 - $ 39.00
$ 39.00
$ 30.00
$ 30.00 - $ 30.00
$ 30.00

Foster FP352F, 3/8" Jiffy-Tite Mold Coolant Nipple x 3/8" FPT, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP352F is a steel 3/8" nipple from the FJT Series — the Jiffy...

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$ 39.00
$ 39.00 - $ 39.00
$ 39.00
$ 30.00
$ 30.00 - $ 30.00
$ 30.00
Save 23% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 434.00
$ 434.00 - $ 434.00
$ 434.00

Foster FP253X8, 1/4" Jiffy-Tite Mold Coolant Nipple x 8" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP253X8 is a steel 1/4" nipple from the FJT Series — the Jiff...

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$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 434.00
$ 434.00 - $ 434.00
$ 434.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 176.00
$ 176.00 - $ 176.00
$ 176.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00

Foster FP253F, 1/4" Jiffy-Tite Mold Coolant Nipple x 1/4" FPT, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP253F is a steel 1/4" nipple from the FJT Series — the Jiffy...

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$ 176.00
$ 176.00 - $ 176.00
$ 176.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 492.00
$ 492.00 - $ 492.00
$ 492.00
$ 393.00
$ 393.00 - $ 393.00
$ 393.00

Foster FP252X6, 1/4" Jiffy-Tite Mold Coolant Nipple x 6" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252X6 is a steel 1/4" nipple from the FJT Series — the Jiff...

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$ 492.00
$ 492.00 - $ 492.00
$ 492.00
$ 393.00
$ 393.00 - $ 393.00
$ 393.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 164.00
$ 164.00 - $ 164.00
$ 164.00
$ 131.00
$ 131.00 - $ 131.00
$ 131.00

Foster FP252X2.5, 1/4" Jiffy-Tite Mold Coolant Nipple x 2.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252X2.5 is a steel 1/4" nipple from the FJT Series — the Ji...

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$ 164.00
$ 164.00 - $ 164.00
$ 164.00
$ 131.00
$ 131.00 - $ 131.00
$ 131.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 284.00
$ 284.00 - $ 284.00
$ 284.00
$ 228.00
$ 228.00 - $ 228.00
$ 228.00

Foster FP252X5.5, 1/4" Jiffy-Tite Mold Coolant Nipple x 5.5" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252X5.5 is a steel 1/4" nipple from the FJT Series — the Ji...

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$ 284.00
$ 284.00 - $ 284.00
$ 284.00
$ 228.00
$ 228.00 - $ 228.00
$ 228.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 164.00
$ 164.00 - $ 164.00
$ 164.00
$ 132.00
$ 132.00 - $ 132.00
$ 132.00

Foster FP252FB, 1/4" Jiffy-Tite Mold Coolant Nipple x 1/4" FPT, FJT Series, Brass

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252FB is a brass 1/4" nipple from the FJT Series — the Jiff...

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$ 164.00
$ 164.00 - $ 164.00
$ 164.00
$ 132.00
$ 132.00 - $ 132.00
$ 132.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 210.00
$ 210.00 - $ 210.00
$ 210.00
$ 168.00
$ 168.00 - $ 168.00
$ 168.00

Foster FP252X4, 1/4" Jiffy-Tite Mold Coolant Nipple x 4" Thread, FJT Series, Steel

Coolant line connections for plastic injection molds and die-casting dies. The Foster FP252X4 is a steel 1/4" nipple from the FJT Series — the Jiff...

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$ 210.00
$ 210.00 - $ 210.00
$ 210.00
$ 168.00
$ 168.00 - $ 168.00
$ 168.00
Save 20% Save %

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