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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 %
$ 915.00
$ 915.00 - $ 915.00
$ 915.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00

Foster FSS316-FS2404-16-16, Stainless Steel 1" Male ORFS x 1" Male NPTF, 316 Stainless

The Foster FSS316-FS2404-16-16 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 1" Male ORFS x 1" Male NPTF. Machined for ...

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$ 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 %
$ 183.00
$ 183.00 - $ 183.00
$ 183.00
$ 147.00
$ 147.00 - $ 147.00
$ 147.00

Foster FSS316-FS2404-04-04, Stainless Steel 1/4" Male ORFS x 1/4" Male NPTF, 316 Stainless

The Foster FSS316-FS2404-04-04 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 1/4" Male ORFS x 1/4" Male NPTF. Machined ...

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$ 183.00
$ 183.00 - $ 183.00
$ 183.00
$ 147.00
$ 147.00 - $ 147.00
$ 147.00
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 %
$ 458.00
$ 458.00 - $ 458.00
$ 458.00
$ 366.00
$ 366.00 - $ 366.00
$ 366.00

Foster FSS316-FS2403-10-10, Stainless Steel Tube Union, 5/8" ORFS x 5/8" ORFS, 316 Stainless

The Foster FSS316-FS2403-10-10 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 5/8" ORFS x 5/8" ORFS. Machine...

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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 Save 20% Save %
$ 915.00
$ 915.00 - $ 915.00
$ 915.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00

Foster FSS316-FS2403-16-16, Stainless Steel Tube Union, 1" ORFS x 1" ORFS, 316 Stainless

The Foster FSS316-FS2403-16-16 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 1" ORFS x 1" ORFS. Machined fo...

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$ 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 %
$ 1,708.00
$ 1,708.00 - $ 1,708.00
$ 1,708.00
$ 1,367.00
$ 1,367.00 - $ 1,367.00
$ 1,367.00

Foster FSS304-FS2650-12-12-12-12, Stainless Steel 3/4" Male ORFSS304- Cross, 304 Stainless

The Foster FSS304-FS2650-12-12-12-12 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/4" Male ORFSS304- Cross. Machined ...

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$ 1,708.00
$ 1,708.00 - $ 1,708.00
$ 1,708.00
$ 1,367.00
$ 1,367.00 - $ 1,367.00
$ 1,367.00
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 %
$ 244.00
$ 244.00 - $ 244.00
$ 244.00
$ 195.00
$ 195.00 - $ 195.00
$ 195.00

Foster FSS316-FS2403-06-06, Stainless Steel Tube Union, 3/8" ORFS x 3/8" ORFS, 316 Stainless

The Foster FSS316-FS2403-06-06 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 3/8" ORFS x 3/8" ORFS. Machine...

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$ 244.00
$ 244.00 - $ 244.00
$ 244.00
$ 195.00
$ 195.00 - $ 195.00
$ 195.00
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 %
$ 549.00
$ 549.00 - $ 549.00
$ 549.00
$ 439.00
$ 439.00 - $ 439.00
$ 439.00

Foster FSS316-FS2403-12-12, Stainless Steel Tube Union, 3/4" ORFS x 3/4" ORFS, 316 Stainless

The Foster FSS316-FS2403-12-12 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 3/4" ORFS x 3/4" ORFS. Machine...

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$ 549.00
$ 549.00 - $ 549.00
$ 549.00
$ 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
Save 20% Save %
$ 1,342.00
$ 1,342.00 - $ 1,342.00
$ 1,342.00
$ 1,074.00
$ 1,074.00 - $ 1,074.00
$ 1,074.00

Foster FSS304-FS2603-12-12-12, Stainless Steel Union Tee, 3/4" ORFS x 3/4" ORFS x 3/4" ORFS, 304 Stainless

The Foster FSS304-FS2603-12-12-12 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 3/4" ORFS x 3/4" ORFS x 3/4"...

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$ 1,342.00
$ 1,342.00 - $ 1,342.00
$ 1,342.00
$ 1,074.00
$ 1,074.00 - $ 1,074.00
$ 1,074.00
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-FS2403-08-08, Stainless Steel Tube Union, 1/2" ORFS x 1/2" ORFS, 316 Stainless

The Foster FSS316-FS2403-08-08 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 1/2" ORFS x 1/2" ORFS. Machine...

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 %
$ 183.00
$ 183.00 - $ 183.00
$ 183.00
$ 147.00
$ 147.00 - $ 147.00
$ 147.00

Foster FSS316-FS2403-04-04, Stainless Steel Tube Union, 1/4" ORFS x 1/4" ORFS, 316 Stainless

The Foster FSS316-FS2403-04-04 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Tube Union, 1/4" ORFS x 1/4" ORFS. Machine...

View full details
$ 183.00
$ 183.00 - $ 183.00
$ 183.00
$ 147.00
$ 147.00 - $ 147.00
$ 147.00
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 %
$ 1,098.00
$ 1,098.00 - $ 1,098.00
$ 1,098.00
$ 879.00
$ 879.00 - $ 879.00
$ 879.00

Foster FSS304-FS2603-10-10-10, Stainless Steel Union Tee, 5/8" ORFS x 5/8" ORFS x 5/8" ORFS, 304 Stainless

The Foster FSS304-FS2603-10-10-10 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 5/8" ORFS x 5/8" ORFS x 5/8"...

View full details
$ 1,098.00
$ 1,098.00 - $ 1,098.00
$ 1,098.00
$ 879.00
$ 879.00 - $ 879.00
$ 879.00
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 %
$ 2,074.00
$ 2,074.00 - $ 2,074.00
$ 2,074.00
$ 1,659.00
$ 1,659.00 - $ 1,659.00
$ 1,659.00

Foster FSS304-FS2603-16-16-16, Stainless Steel Union Tee, 1" ORFS x 1" ORFS x 1" ORFS, 304 Stainless

The Foster FSS304-FS2603-16-16-16 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 1" ORFS x 1" ORFS x 1" ORFS....

View full details
$ 2,074.00
$ 2,074.00 - $ 2,074.00
$ 2,074.00
$ 1,659.00
$ 1,659.00 - $ 1,659.00
$ 1,659.00
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 %
$ 513.00
$ 513.00 - $ 513.00
$ 513.00
$ 410.00
$ 410.00 - $ 410.00
$ 410.00

Foster FSS304-FS2603-04-04-04, Stainless Steel Union Tee, 1/4" ORFS x 1/4" ORFS x 1/4" ORFS, 304 Stainless

The Foster FSS304-FS2603-04-04-04 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 1/4" ORFS x 1/4" ORFS x 1/4"...

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$ 513.00
$ 513.00 - $ 513.00
$ 513.00
$ 410.00
$ 410.00 - $ 410.00
$ 410.00
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 %
$ 854.00
$ 854.00 - $ 854.00
$ 854.00
$ 685.00
$ 685.00 - $ 685.00
$ 685.00

Foster FSS304-FS2603-08-08-08, Stainless Steel Union Tee, 1/2" ORFS x 1/2" ORFS x 1/2" ORFS, 304 Stainless

The Foster FSS304-FS2603-08-08-08 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 1/2" ORFS x 1/2" ORFS x 1/2"...

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$ 854.00
$ 854.00 - $ 854.00
$ 854.00
$ 685.00
$ 685.00 - $ 685.00
$ 685.00
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 %
$ 610.00
$ 610.00 - $ 610.00
$ 610.00
$ 488.00
$ 488.00 - $ 488.00
$ 488.00

Foster FSS304-FS2603-06-06-06, Stainless Steel Union Tee, 3/8" ORFS x 3/8" ORFS x 3/8" ORFS, 304 Stainless

The Foster FSS304-FS2603-06-06-06 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 3/8" ORFS x 3/8" ORFS x 3/8"...

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$ 610.00
$ 610.00 - $ 610.00
$ 610.00
$ 488.00
$ 488.00 - $ 488.00
$ 488.00
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 %
$ 513.00
$ 513.00 - $ 513.00
$ 513.00
$ 410.00
$ 410.00 - $ 410.00
$ 410.00

Foster FSS304-FS2500-08-08, Stainless Steel 90° Union Elbow, 1/2" ORFS x 1/2" ORFS, 304 Stainless

The Foster FSS304-FS2500-08-08 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 1/2" ORFS x 1/2" ORFS. Ma...

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$ 513.00
$ 513.00 - $ 513.00
$ 513.00
$ 410.00
$ 410.00 - $ 410.00
$ 410.00
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 %
$ 1,464.00
$ 1,464.00 - $ 1,464.00
$ 1,464.00
$ 1,171.00
$ 1,171.00 - $ 1,171.00
$ 1,171.00

Foster FSS304-FS2500-16-16, Stainless Steel 90° Union Elbow, 1" ORFS x 1" ORFS, 304 Stainless

The Foster FSS304-FS2500-16-16 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 1" ORFS x 1" ORFS. Machin...

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$ 1,464.00
$ 1,464.00 - $ 1,464.00
$ 1,464.00
$ 1,171.00
$ 1,171.00 - $ 1,171.00
$ 1,171.00
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 %
$ 685.00
$ 685.00 - $ 685.00
$ 685.00
$ 547.00
$ 547.00 - $ 547.00
$ 547.00

Foster FSS304-FS2500-10-10, Stainless Steel 90° Union Elbow, 5/8" ORFS x 5/8" ORFS, 304 Stainless

The Foster FSS304-FS2500-10-10 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 5/8" ORFS x 5/8" ORFS. Ma...

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$ 685.00
$ 685.00 - $ 685.00
$ 685.00
$ 547.00
$ 547.00 - $ 547.00
$ 547.00
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 %
$ 416.00
$ 416.00 - $ 416.00
$ 416.00
$ 332.00
$ 332.00 - $ 332.00
$ 332.00

Foster FSS304-FS2500-06-06, Stainless Steel 90° Union Elbow, 3/8" ORFS x 3/8" ORFS, 304 Stainless

The Foster FSS304-FS2500-06-06 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 3/8" ORFS x 3/8" ORFS. Ma...

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$ 416.00
$ 416.00 - $ 416.00
$ 416.00
$ 332.00
$ 332.00 - $ 332.00
$ 332.00
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 %
$ 927.00
$ 927.00 - $ 927.00
$ 927.00
$ 742.00
$ 742.00 - $ 742.00
$ 742.00

Foster FSS304-FS2500-12-12, Stainless Steel 90° Union Elbow, 3/4" ORFS x 3/4" ORFS, 304 Stainless

The Foster FSS304-FS2500-12-12 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 3/4" ORFS x 3/4" ORFS. Ma...

View full details
$ 927.00
$ 927.00 - $ 927.00
$ 927.00
$ 742.00
$ 742.00 - $ 742.00
$ 742.00
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 %
$ 294.00
$ 294.00 - $ 294.00
$ 294.00
$ 235.00
$ 235.00 - $ 235.00
$ 235.00

Foster FSS304-FS2404-06-08, Stainless Steel 3/8" Male ORFS x 1/2" Male NPTF, 304 Stainless

The Foster FSS304-FS2404-06-08 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/8" Male ORFS x 1/2" Male NPTF. Machined ...

View full details
$ 294.00
$ 294.00 - $ 294.00
$ 294.00
$ 235.00
$ 235.00 - $ 235.00
$ 235.00
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 FSS304-FS2500-04-04, Stainless Steel 90° Union Elbow, 1/4" ORFS x 1/4" ORFS, 304 Stainless

The Foster FSS304-FS2500-04-04 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 1/4" ORFS x 1/4" ORFS. Ma...

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 %
$ 441.00
$ 441.00 - $ 441.00
$ 441.00
$ 353.00
$ 353.00 - $ 353.00
$ 353.00

Foster FSS304-FS2404-12-12, Stainless Steel 3/4" Male ORFS x 3/4" Male NPTF, 304 Stainless

The Foster FSS304-FS2404-12-12 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/4" Male ORFS x 3/4" Male NPTF. Machined ...

View full details
$ 441.00
$ 441.00 - $ 441.00
$ 441.00
$ 353.00
$ 353.00 - $ 353.00
$ 353.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 195.00
$ 195.00 - $ 195.00
$ 195.00
$ 157.00
$ 157.00 - $ 157.00
$ 157.00

Foster FSS304-FS2404-06-06, Stainless Steel 3/8" Male ORFS x 3/8" Male NPTF, 304 Stainless

The Foster FSS304-FS2404-06-06 is a 304 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/8" Male ORFS x 3/8" Male NPTF. Machined ...

View full details
$ 195.00
$ 195.00 - $ 195.00
$ 195.00
$ 157.00
$ 157.00 - $ 157.00
$ 157.00
Save 19% Save %

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