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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 %
$ 239.00
$ 239.00 - $ 239.00
$ 239.00
$ 191.00
$ 191.00 - $ 191.00
$ 191.00

Foster FSS316-5406-04-02, 1/4" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5406-04-02 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 239.00
$ 239.00 - $ 239.00
$ 239.00
$ 191.00
$ 191.00 - $ 191.00
$ 191.00
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 %
$ 313.00
$ 313.00 - $ 313.00
$ 313.00
$ 251.00
$ 251.00 - $ 251.00
$ 251.00

Foster FSS316-5406-06-04, 3/8" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5406-06-04 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 313.00
$ 313.00 - $ 313.00
$ 313.00
$ 251.00
$ 251.00 - $ 251.00
$ 251.00
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 %
$ 1,293.00
$ 1,293.00 - $ 1,293.00
$ 1,293.00
$ 1,035.00
$ 1,035.00 - $ 1,035.00
$ 1,035.00

Foster FSS316-5405-12-16, 3/4" Male Pipe x 1" Female Pipe, 316 Stainless

The Foster FSS316-5405-12-16 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connec...

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$ 1,293.00
$ 1,293.00 - $ 1,293.00
$ 1,293.00
$ 1,035.00
$ 1,035.00 - $ 1,035.00
$ 1,035.00
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 %
$ 518.00
$ 518.00 - $ 518.00
$ 518.00
$ 414.00
$ 414.00 - $ 414.00
$ 414.00

Foster FSS316-5405-12-08, 3/4" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-12-08 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 518.00
$ 518.00 - $ 518.00
$ 518.00
$ 414.00
$ 414.00 - $ 414.00
$ 414.00
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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 %
$ 2,768.00
$ 2,768.00 - $ 2,768.00
$ 2,768.00
$ 2,215.00
$ 2,215.00 - $ 2,215.00
$ 2,215.00

Foster FSS316-5405-16-24, 1" Male Pipe x 1 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-16-24 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 2,768.00
$ 2,768.00 - $ 2,768.00
$ 2,768.00
$ 2,215.00
$ 2,215.00 - $ 2,215.00
$ 2,215.00
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 %
$ 1,976.00
$ 1,976.00 - $ 1,976.00
$ 1,976.00
$ 1,583.00
$ 1,583.00 - $ 1,583.00
$ 1,583.00

Foster FSS316-5405-16-20, 1" Male Pipe x 1-1/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-16-20 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1-1/4" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 1,976.00
$ 1,976.00 - $ 1,976.00
$ 1,976.00
$ 1,583.00
$ 1,583.00 - $ 1,583.00
$ 1,583.00
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 %
$ 1,323.00
$ 1,323.00 - $ 1,323.00
$ 1,323.00
$ 1,058.00
$ 1,058.00 - $ 1,058.00
$ 1,058.00

Foster FSS316-5405-16-16, 1" Male Pipe x 1" Female Pipe, 316 Stainless

The Foster FSS316-5405-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connecti...

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$ 1,323.00
$ 1,323.00 - $ 1,323.00
$ 1,323.00
$ 1,058.00
$ 1,058.00 - $ 1,058.00
$ 1,058.00
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 %
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00

Foster FSS316-5405-12-12, 3/4" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00
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 %
$ 1,141.00
$ 1,141.00 - $ 1,141.00
$ 1,141.00
$ 912.00
$ 912.00 - $ 912.00
$ 912.00

Foster FSS316-5405-08-16, 1/2" Male Pipe x 1" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-16 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connec...

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$ 1,141.00
$ 1,141.00 - $ 1,141.00
$ 1,141.00
$ 912.00
$ 912.00 - $ 912.00
$ 912.00
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 %
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00

Foster FSS316-5405-08-12, 1/2" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-12 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00
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 %
$ 329.00
$ 329.00 - $ 329.00
$ 329.00
$ 263.00
$ 263.00 - $ 263.00
$ 263.00

Foster FSS316-5405-08-06, 1/2" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

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$ 329.00
$ 329.00 - $ 329.00
$ 329.00
$ 263.00
$ 263.00 - $ 263.00
$ 263.00
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 %
$ 318.00
$ 318.00 - $ 318.00
$ 318.00
$ 255.00
$ 255.00 - $ 255.00
$ 255.00

Foster FSS316-5405-08-04, 1/2" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-04 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
$ 318.00
$ 318.00 - $ 318.00
$ 318.00
$ 255.00
$ 255.00 - $ 255.00
$ 255.00
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 %
$ 318.00
$ 318.00 - $ 318.00
$ 318.00
$ 255.00
$ 255.00 - $ 255.00
$ 255.00

Foster FSS316-5405-08-02, 1/2" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-02 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
$ 318.00
$ 318.00 - $ 318.00
$ 318.00
$ 255.00
$ 255.00 - $ 255.00
$ 255.00
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 %
$ 636.00
$ 636.00 - $ 636.00
$ 636.00
$ 509.00
$ 509.00 - $ 509.00
$ 509.00

Foster FSS316-5405-08-08, 1/2" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 636.00
$ 636.00 - $ 636.00
$ 636.00
$ 509.00
$ 509.00 - $ 509.00
$ 509.00
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 %
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00

Foster FSS316-5405-06-12, 3/8" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-06-12 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 776.00
$ 776.00 - $ 776.00
$ 776.00
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 %
$ 313.00
$ 313.00 - $ 313.00
$ 313.00
$ 251.00
$ 251.00 - $ 251.00
$ 251.00

Foster FSS316-5405-06-04, 04 | 3/8" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-06-04 is a 316 stainless steel NPT Pipe fitting: 04 | 3/8" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power...

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$ 313.00
$ 313.00 - $ 313.00
$ 313.00
$ 251.00
$ 251.00 - $ 251.00
$ 251.00
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 %
$ 617.00
$ 617.00 - $ 617.00
$ 617.00
$ 495.00
$ 495.00 - $ 495.00
$ 495.00

Foster FSS316-5405-06-08, 3/8" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-06-08 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 617.00
$ 617.00 - $ 617.00
$ 617.00
$ 495.00
$ 495.00 - $ 495.00
$ 495.00
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 %
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00

Foster FSS316-5405-06-06, 3/8" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5405-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00
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 FSS316-5405-04-08, 1/4" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-04-08 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 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 %
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00

Foster FSS316-5405-04-06, 06 | 1/4" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5405-04-06 is a 316 stainless steel NPT Pipe fitting: 06 | 1/4" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power...

View full details
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00
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 %
$ 1,118.00
$ 1,118.00 - $ 1,118.00
$ 1,118.00
$ 896.00
$ 896.00 - $ 896.00
$ 896.00

Foster FSS316-5405-04-12, 1/4" Male Pipe x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-04-12 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 1,118.00
$ 1,118.00 - $ 1,118.00
$ 1,118.00
$ 896.00
$ 896.00 - $ 896.00
$ 896.00
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 %
$ 339.00
$ 339.00 - $ 339.00
$ 339.00
$ 272.00
$ 272.00 - $ 272.00
$ 272.00

Foster FSS316-5405-04-04, 1/4" Male Pipe x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-5405-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 339.00
$ 339.00 - $ 339.00
$ 339.00
$ 272.00
$ 272.00 - $ 272.00
$ 272.00
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 FSS316-5405-02-08, 1/8" Male Pipe x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-5405-02-08 is a 316 stainless steel NPT Pipe fitting: 1/8" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 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 %
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00

Foster FSS316-5405-02-06, 1/8" Male Pipe x 3/8" Female Pipe, 316 Stainless

The Foster FSS316-5405-02-06 is a 316 stainless steel NPT Pipe fitting: 1/8" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

View full details
$ 490.00
$ 490.00 - $ 490.00
$ 490.00
$ 391.00
$ 391.00 - $ 391.00
$ 391.00
Save 20% Save %

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