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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 %
$ 952.00
$ 952.00 - $ 952.00
$ 952.00
$ 761.00
$ 761.00 - $ 761.00
$ 761.00

Foster FSS316-5404-16-12, 1" Male Pipe x 3/4" Male Pipe, 316 Stainless

The Foster FSS316-5404-16-12 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 3/4" Male Pipe. Machined for leak-tight fluid-power connecti...

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$ 952.00
$ 952.00 - $ 952.00
$ 952.00
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
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 FSS316-5404-08-06, 1/2" Male Pipe x 3/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/8" Male Pipe. Machined for leak-tight fluid-power connec...

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$ 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 FSS316-5404-08-04, 1/2" Male Pipe x 1/4" Male Pipe, 316 Stainless

The Foster FSS316-5404-08-04 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/4" Male Pipe. Machined for leak-tight fluid-power connec...

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$ 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 %
$ 586.00
$ 586.00 - $ 586.00
$ 586.00
$ 469.00
$ 469.00 - $ 469.00
$ 469.00

Foster FSS316-5404-12-06, 3/4" Male Pipe x 3/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-12-06 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/8" Male Pipe. Machined for leak-tight fluid-power connec...

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$ 586.00
$ 586.00 - $ 586.00
$ 586.00
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
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 FSS316-5404-08-08, 1/2" Male Pipe x 1/2" Male Pipe, 316 Stainless

The Foster FSS316-5404-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/2" Male Pipe. Machined for leak-tight fluid-power connec...

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$ 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 %
$ 258.00
$ 258.00 - $ 258.00
$ 258.00
$ 206.00
$ 206.00 - $ 206.00
$ 206.00

Foster FSS316-5404-06-02, 3/8" Male Pipe x 1/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-06-02 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/8" Male Pipe. Machined for leak-tight fluid-power connec...

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$ 258.00
$ 258.00 - $ 258.00
$ 258.00
$ 206.00
$ 206.00 - $ 206.00
$ 206.00
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 FSS316-5404-08-02, 1/2" Male Pipe x 1/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-08-02 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/8" Male Pipe. Machined for leak-tight fluid-power connec...

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 %
$ 242.00
$ 242.00 - $ 242.00
$ 242.00
$ 193.00
$ 193.00 - $ 193.00
$ 193.00

Foster FSS316-5404-06-04, 3/8" Male Pipe x 1/4" Male Pipe, 316 Stainless

The Foster FSS316-5404-06-04 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/4" Male Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 242.00
$ 242.00 - $ 242.00
$ 242.00
$ 193.00
$ 193.00 - $ 193.00
$ 193.00
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 %
$ 227.00
$ 227.00 - $ 227.00
$ 227.00
$ 181.00
$ 181.00 - $ 181.00
$ 181.00

Foster FSS316-5404-06-06, 3/8" Male Pipe x 3/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 3/8" Male Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 227.00
$ 227.00 - $ 227.00
$ 227.00
$ 181.00
$ 181.00 - $ 181.00
$ 181.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 21% Save %
$ 178.00
$ 178.00 - $ 178.00
$ 178.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00

Foster FSS316-5404-04-04, 1/4" Male Pipe x 1/4" Male Pipe, 316 Stainless

The Foster FSS316-5404-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/4" Male Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 178.00
$ 178.00 - $ 178.00
$ 178.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00
Save 21% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 136.00
$ 136.00 - $ 136.00
$ 136.00

Foster FSS316-5404-02-02, 1/8" Male Pipe x 1/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Male Pipe x 1/8" Male Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 136.00
$ 136.00 - $ 136.00
$ 136.00
Save 19% 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
$ 610.00
$ 610.00 - $ 610.00
$ 610.00

Foster FSS316-5000-12-12, 3/4" Female Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 610.00
$ 610.00 - $ 610.00
$ 610.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 21% Save %
$ 178.00
$ 178.00 - $ 178.00
$ 178.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00

Foster FSS316-5404-04-02, 1/4" Male Pipe x 1/8" Male Pipe, 316 Stainless

The Foster FSS316-5404-04-02 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/8" Male Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 178.00
$ 178.00 - $ 178.00
$ 178.00
$ 141.00
$ 141.00 - $ 141.00
$ 141.00
Save 21% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00

Foster FSS316-5000-16-16, 1" Female Pipe x 1" Female Pipe, 316 Stainless

The Foster FSS316-5000-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connec...

View full details
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00
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
$ 610.00
$ 610.00 - $ 610.00
$ 610.00

Foster FSS316-5000-12-06, 3/4" Female Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5000-12-06 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 610.00
$ 610.00 - $ 610.00
$ 610.00
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 %
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00

Foster FSS316-5000-16-12, 1" Female Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-16-12 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00
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
$ 610.00
$ 610.00 - $ 610.00
$ 610.00

Foster FSS316-5000-12-08, 3/4" Female Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5000-12-08 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 610.00
$ 610.00 - $ 610.00
$ 610.00
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 %
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00

Foster FSS316-5000-16-08, 1" Female Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5000-16-08 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 1,377.00
$ 1,377.00 - $ 1,377.00
$ 1,377.00
$ 1,100.00
$ 1,100.00 - $ 1,100.00
$ 1,100.00
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 FSS316-5000-06-04, 3/8" Female Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-06-04 is a 316 stainless steel NPT Pipe fitting: 3/8" Female Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power co...

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 %
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00

Foster FSS316-5000-08-08, 1/2" Female Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5000-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 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
Save 20% Save %
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 610.00
$ 610.00 - $ 610.00
$ 610.00

Foster FSS316-5000-12-04, 3/4" Female Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-12-04 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 610.00
$ 610.00 - $ 610.00
$ 610.00
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 %
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00

Foster FSS316-5000-08-06, 1/2" Female Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5000-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 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
Save 20% Save %
$ 220.00
$ 220.00 - $ 220.00
$ 220.00
$ 176.00
$ 176.00 - $ 176.00
$ 176.00

Foster FSS316-5000-04-04, 1/4" Female Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Female Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 220.00
$ 220.00 - $ 220.00
$ 220.00
$ 176.00
$ 176.00 - $ 176.00
$ 176.00
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 %
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00

Foster FSS316-5000-08-04, 1/2" Female Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5000-08-04 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 376.00
$ 376.00 - $ 376.00
$ 376.00
Save 20% Save %

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