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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 %
$ 3,275.00
$ 3,275.00 - $ 3,275.00
$ 3,275.00
$ 2,620.00
$ 2,620.00 - $ 2,620.00
$ 2,620.00

Foster FSS316-5601-16-16-16, 1" Male Pipe x 1" Female Pipe, 316 Stainless

The Foster FSS316-5601-16-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power conne...

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$ 3,275.00
$ 3,275.00 - $ 3,275.00
$ 3,275.00
$ 2,620.00
$ 2,620.00 - $ 2,620.00
$ 2,620.00
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 %
$ 1,404.00
$ 1,404.00 - $ 1,404.00
$ 1,404.00
$ 1,124.00
$ 1,124.00 - $ 1,124.00
$ 1,124.00

Foster FSS316-5601-08-08-08, 1/2" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5601-08-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power c...

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$ 1,404.00
$ 1,404.00 - $ 1,404.00
$ 1,404.00
$ 1,124.00
$ 1,124.00 - $ 1,124.00
$ 1,124.00
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 %
$ 1,975.00
$ 1,975.00 - $ 1,975.00
$ 1,975.00
$ 1,581.00
$ 1,581.00 - $ 1,581.00
$ 1,581.00

Foster FSS316-5601-12-12-12, 3/4" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5601-12-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power c...

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$ 1,975.00
$ 1,975.00 - $ 1,975.00
$ 1,975.00
$ 1,581.00
$ 1,581.00 - $ 1,581.00
$ 1,581.00
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 %
$ 885.00
$ 885.00 - $ 885.00
$ 885.00
$ 707.00
$ 707.00 - $ 707.00
$ 707.00

Foster FSS316-5601-04-04-04, 1/4" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5601-04-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power c...

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$ 885.00
$ 885.00 - $ 885.00
$ 885.00
$ 707.00
$ 707.00 - $ 707.00
$ 707.00
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 %
$ 1,170.00
$ 1,170.00 - $ 1,170.00
$ 1,170.00
$ 936.00
$ 936.00 - $ 936.00
$ 936.00

Foster FSS316-5601-06-06-06, 3/8" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5601-06-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power c...

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$ 1,170.00
$ 1,170.00 - $ 1,170.00
$ 1,170.00
$ 936.00
$ 936.00 - $ 936.00
$ 936.00
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 %
$ 1,777.00
$ 1,777.00 - $ 1,777.00
$ 1,777.00
$ 1,422.00
$ 1,422.00 - $ 1,422.00
$ 1,422.00

Foster FSS316-5600-12-12-12, 3/4" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-12-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe Tee. Machined for leak-tight fluid-power connections and ...

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$ 1,777.00
$ 1,777.00 - $ 1,777.00
$ 1,777.00
$ 1,422.00
$ 1,422.00 - $ 1,422.00
$ 1,422.00
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 %
$ 2,293.00
$ 2,293.00 - $ 2,293.00
$ 2,293.00
$ 1,834.00
$ 1,834.00 - $ 1,834.00
$ 1,834.00

Foster FSS316-5600-16-16-16, 1" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-16-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe Tee. Machined for leak-tight fluid-power connections and ra...

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$ 2,293.00
$ 2,293.00 - $ 2,293.00
$ 2,293.00
$ 1,834.00
$ 1,834.00 - $ 1,834.00
$ 1,834.00
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 %
$ 984.00
$ 984.00 - $ 984.00
$ 984.00
$ 786.00
$ 786.00 - $ 786.00
$ 786.00

Foster FSS316-5600-06-06-06, 3/8" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-06-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe Tee. Machined for leak-tight fluid-power connections and ...

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$ 984.00
$ 984.00 - $ 984.00
$ 984.00
$ 786.00
$ 786.00 - $ 786.00
$ 786.00
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 %
$ 656.00
$ 656.00 - $ 656.00
$ 656.00
$ 525.00
$ 525.00 - $ 525.00
$ 525.00

Foster FSS316-5600-04-04-04, 1/4" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-04-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe Tee. Machined for leak-tight fluid-power connections and ...

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$ 656.00
$ 656.00 - $ 656.00
$ 656.00
$ 525.00
$ 525.00 - $ 525.00
$ 525.00
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 %
$ 539.00
$ 539.00 - $ 539.00
$ 539.00
$ 431.00
$ 431.00 - $ 431.00
$ 431.00

Foster FSS316-5600-02-02-02, 1/8" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-02-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Male Pipe Tee. Machined for leak-tight fluid-power connections and ...

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$ 539.00
$ 539.00 - $ 539.00
$ 539.00
$ 431.00
$ 431.00 - $ 431.00
$ 431.00
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 %
$ 1,124.00
$ 1,124.00 - $ 1,124.00
$ 1,124.00
$ 899.00
$ 899.00 - $ 899.00
$ 899.00

Foster FSS316-5600-08-08-08, 1/2" Male Pipe Tee, 316 Stainless

The Foster FSS316-5600-08-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe Tee. Machined for leak-tight fluid-power connections and ...

View full details
$ 1,124.00
$ 1,124.00 - $ 1,124.00
$ 1,124.00
$ 899.00
$ 899.00 - $ 899.00
$ 899.00
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 %
$ 915.00
$ 915.00 - $ 915.00
$ 915.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00

Foster FSS316-5406-16-12, 1" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5406-16-12 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 915.00
$ 915.00 - $ 915.00
$ 915.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00
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 %
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00

Foster FSS316-5406-16-02, 1" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-16-02 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00
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 %
$ 597.00
$ 597.00 - $ 597.00
$ 597.00
$ 477.00
$ 477.00 - $ 477.00
$ 477.00

Foster FSS316-5406-12-08, 3/4" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5406-12-08 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 597.00
$ 597.00 - $ 597.00
$ 597.00
$ 477.00
$ 477.00 - $ 477.00
$ 477.00
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 %
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00

Foster FSS316-5406-16-08, 1" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5406-16-08 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00
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 %
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00

Foster FSS316-5406-16-04, 1" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5406-16-04 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00
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 %
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00

Foster FSS316-5406-12-06, 3/4" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-12-06 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00
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 %
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00

Foster FSS316-5406-16-06, 1" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-16-06 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 882.00
$ 882.00 - $ 882.00
$ 882.00
$ 705.00
$ 705.00 - $ 705.00
$ 705.00
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 %
$ 380.00
$ 380.00 - $ 380.00
$ 380.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00

Foster FSS316-5406-08-06, 1/2" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 380.00
$ 380.00 - $ 380.00
$ 380.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00
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 %
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00

Foster FSS316-5406-12-04, 3/4" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5406-12-04 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00
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 %
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00

Foster FSS316-5406-12-02, 3/4" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-12-02 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 583.00
$ 583.00 - $ 583.00
$ 583.00
$ 467.00
$ 467.00 - $ 467.00
$ 467.00
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 %
$ 366.00
$ 366.00 - $ 366.00
$ 366.00
$ 294.00
$ 294.00 - $ 294.00
$ 294.00

Foster FSS316-5406-08-04, 1/2" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5406-08-04 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 366.00
$ 366.00 - $ 366.00
$ 366.00
$ 294.00
$ 294.00 - $ 294.00
$ 294.00
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 %
$ 366.00
$ 366.00 - $ 366.00
$ 366.00
$ 294.00
$ 294.00 - $ 294.00
$ 294.00

Foster FSS316-5406-08-02, 1/2" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-08-02 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 366.00
$ 366.00 - $ 366.00
$ 366.00
$ 294.00
$ 294.00 - $ 294.00
$ 294.00
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 %
$ 299.00
$ 299.00 - $ 299.00
$ 299.00
$ 239.00
$ 239.00 - $ 239.00
$ 239.00

Foster FSS316-5406-06-02, 3/8" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-06-02 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 299.00
$ 299.00 - $ 299.00
$ 299.00
$ 239.00
$ 239.00 - $ 239.00
$ 239.00
Save 20% Save %

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