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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 %
$ 808.00
$ 808.00 - $ 808.00
$ 808.00
$ 647.00
$ 647.00 - $ 647.00
$ 647.00

Foster BLFS506P, 1/2" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS506P is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 808.00
$ 808.00 - $ 808.00
$ 808.00
$ 647.00
$ 647.00 - $ 647.00
$ 647.00
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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 %
$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 683.00
$ 683.00 - $ 683.00
$ 683.00

Foster BLFS514, 1/2" Jiffy-Tite Mold Coolant Coupler x 90° 1/4" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS514 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 683.00
$ 683.00 - $ 683.00
$ 683.00
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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 %
$ 648.00
$ 648.00 - $ 648.00
$ 648.00
$ 518.00
$ 518.00 - $ 518.00
$ 518.00

Foster BLFS504, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/4" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS504 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 648.00
$ 648.00 - $ 648.00
$ 648.00
$ 518.00
$ 518.00 - $ 518.00
$ 518.00
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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 %
$ 652.00
$ 652.00 - $ 652.00
$ 652.00
$ 522.00
$ 522.00 - $ 522.00
$ 522.00

Foster BLFS506, 1/2" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS506 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 652.00
$ 652.00 - $ 652.00
$ 652.00
$ 522.00
$ 522.00 - $ 522.00
$ 522.00
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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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$ 678.00
$ 678.00 - $ 678.00
$ 678.00
$ 543.00
$ 543.00 - $ 543.00
$ 543.00

Foster BLFS504P, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/4" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS504P is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 678.00
$ 678.00 - $ 678.00
$ 678.00
$ 543.00
$ 543.00 - $ 543.00
$ 543.00
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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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$ 555.00
$ 555.00 - $ 555.00
$ 555.00
$ 444.00
$ 444.00 - $ 444.00
$ 444.00

Foster BLFS500, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS500 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 555.00
$ 555.00 - $ 555.00
$ 555.00
$ 444.00
$ 444.00 - $ 444.00
$ 444.00
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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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$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 441.00
$ 441.00 - $ 441.00
$ 441.00

Foster BLFS328VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 441.00
$ 441.00 - $ 441.00
$ 441.00
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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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$ 551.00
$ 551.00 - $ 551.00
$ 551.00
$ 442.00
$ 442.00 - $ 442.00
$ 442.00

Foster BLFS326VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 551.00
$ 551.00 - $ 551.00
$ 551.00
$ 442.00
$ 442.00 - $ 442.00
$ 442.00
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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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$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 434.00
$ 434.00 - $ 434.00
$ 434.00

Foster BLFS328V, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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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
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$ 484.00
$ 484.00 - $ 484.00
$ 484.00
$ 387.00
$ 387.00 - $ 387.00
$ 387.00

Foster BLFS328P, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 484.00
$ 484.00 - $ 484.00
$ 484.00
$ 387.00
$ 387.00 - $ 387.00
$ 387.00
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 %
$ 451.00
$ 451.00 - $ 451.00
$ 451.00
$ 361.00
$ 361.00 - $ 361.00
$ 361.00

Foster BLFS326, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 451.00
$ 451.00 - $ 451.00
$ 451.00
$ 361.00
$ 361.00 - $ 361.00
$ 361.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 463.00
$ 463.00 - $ 463.00
$ 463.00
$ 371.00
$ 371.00 - $ 371.00
$ 371.00

Foster BLFS328, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 463.00
$ 463.00 - $ 463.00
$ 463.00
$ 371.00
$ 371.00 - $ 371.00
$ 371.00
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 %
$ 470.00
$ 470.00 - $ 470.00
$ 470.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00

Foster BLFS326P, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 470.00
$ 470.00 - $ 470.00
$ 470.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 546.00
$ 546.00 - $ 546.00
$ 546.00
$ 437.00
$ 437.00 - $ 437.00
$ 437.00

Foster BLFS326V, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 546.00
$ 546.00 - $ 546.00
$ 546.00
$ 437.00
$ 437.00 - $ 437.00
$ 437.00
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 %
$ 453.00
$ 453.00 - $ 453.00
$ 453.00
$ 363.00
$ 363.00 - $ 363.00
$ 363.00

Foster BLFS318, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 453.00
$ 453.00 - $ 453.00
$ 453.00
$ 363.00
$ 363.00 - $ 363.00
$ 363.00
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 %
$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 432.00
$ 432.00 - $ 432.00
$ 432.00

Foster BLFS318V, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 541.00
$ 541.00 - $ 541.00
$ 541.00
$ 432.00
$ 432.00 - $ 432.00
$ 432.00
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 %
$ 548.00
$ 548.00 - $ 548.00
$ 548.00
$ 439.00
$ 439.00 - $ 439.00
$ 439.00

Foster BLFS318VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 548.00
$ 548.00 - $ 548.00
$ 548.00
$ 439.00
$ 439.00 - $ 439.00
$ 439.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 473.00
$ 473.00 - $ 473.00
$ 473.00
$ 378.00
$ 378.00 - $ 378.00
$ 378.00

Foster BLFS318P, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 473.00
$ 473.00 - $ 473.00
$ 473.00
$ 378.00
$ 378.00 - $ 378.00
$ 378.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 536.00
$ 536.00 - $ 536.00
$ 536.00
$ 428.00
$ 428.00 - $ 428.00
$ 428.00

Foster BLFS316V, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 536.00
$ 536.00 - $ 536.00
$ 536.00
$ 428.00
$ 428.00 - $ 428.00
$ 428.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 468.00
$ 468.00 - $ 468.00
$ 468.00
$ 375.00
$ 375.00 - $ 375.00
$ 375.00

Foster BLFS316P, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 468.00
$ 468.00 - $ 468.00
$ 468.00
$ 375.00
$ 375.00 - $ 375.00
$ 375.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 543.00
$ 543.00 - $ 543.00
$ 543.00
$ 434.00
$ 434.00 - $ 434.00
$ 434.00

Foster BLFS316VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 543.00
$ 543.00 - $ 543.00
$ 543.00
$ 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
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$ 458.00
$ 458.00 - $ 458.00
$ 458.00
$ 366.00
$ 366.00 - $ 366.00
$ 366.00

Foster BLFS308VP2, 3/8" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, Two-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS308VP2 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite m...

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$ 458.00
$ 458.00 - $ 458.00
$ 458.00
$ 366.00
$ 366.00 - $ 366.00
$ 366.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 449.00
$ 449.00 - $ 449.00
$ 449.00
$ 359.00
$ 359.00 - $ 359.00
$ 359.00

Foster BLFS316, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 449.00
$ 449.00 - $ 449.00
$ 449.00
$ 359.00
$ 359.00 - $ 359.00
$ 359.00
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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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$ 425.00
$ 425.00 - $ 425.00
$ 425.00
$ 340.00
$ 340.00 - $ 340.00
$ 340.00

Foster BLFS308V, 3/8" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS308V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 425.00
$ 425.00 - $ 425.00
$ 425.00
$ 340.00
$ 340.00 - $ 340.00
$ 340.00
Save 20% Save %

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