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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 %
$ 2,340.00
$ 2,340.00 - $ 2,340.00
$ 2,340.00
$ 1,874.00
$ 1,874.00 - $ 1,874.00
$ 1,874.00

Foster FSS316-FS2603-16-16-16, Stainless Steel Union Tee, 1" ORFS x 1" ORFS x 1" ORFS, 316 Stainless

The Foster FSS316-FS2603-16-16-16 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel Union Tee, 1" ORFS x 1" ORFS x 1" ORFS....

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$ 2,340.00
$ 2,340.00 - $ 2,340.00
$ 2,340.00
$ 1,874.00
$ 1,874.00 - $ 1,874.00
$ 1,874.00
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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 %
$ 1,927.00
$ 1,927.00 - $ 1,927.00
$ 1,927.00
$ 1,543.00
$ 1,543.00 - $ 1,543.00
$ 1,543.00

Foster FSS316-FS2650-12-12-12-12, Stainless Steel 3/4" Male ORFSS316- Cross, 316 Stainless

The Foster FSS316-FS2650-12-12-12-12 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/4" Male ORFSS316- Cross. Machined ...

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$ 1,927.00
$ 1,927.00 - $ 1,927.00
$ 1,927.00
$ 1,543.00
$ 1,543.00 - $ 1,543.00
$ 1,543.00
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 579.00
$ 579.00 - $ 579.00
$ 579.00
$ 464.00
$ 464.00 - $ 464.00
$ 464.00

Foster FSS316-FS2603-04-04-04, Stainless Steel Union Tee, 1/4" ORFS x 1/4" ORFS x 1/4" ORFS, 316 Stainless

The Foster FSS316-FS2603-04-04-04 is a 316 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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$ 579.00
$ 579.00 - $ 579.00
$ 579.00
$ 464.00
$ 464.00 - $ 464.00
$ 464.00
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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 %
$ 965.00
$ 965.00 - $ 965.00
$ 965.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00

Foster FSS316-FS2603-08-08-08, Stainless Steel Union Tee, 1/2" ORFS x 1/2" ORFS x 1/2" ORFS, 316 Stainless

The Foster FSS316-FS2603-08-08-08 is a 316 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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$ 965.00
$ 965.00 - $ 965.00
$ 965.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00
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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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$ 689.00
$ 689.00 - $ 689.00
$ 689.00
$ 551.00
$ 551.00 - $ 551.00
$ 551.00

Foster FSS316-FS2603-06-06-06, Stainless Steel Union Tee, 3/8" ORFS x 3/8" ORFS x 3/8" ORFS, 316 Stainless

The Foster FSS316-FS2603-06-06-06 is a 316 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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$ 689.00
$ 689.00 - $ 689.00
$ 689.00
$ 551.00
$ 551.00 - $ 551.00
$ 551.00
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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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$ 1,047.00
$ 1,047.00 - $ 1,047.00
$ 1,047.00
$ 837.00
$ 837.00 - $ 837.00
$ 837.00

Foster FSS316-FS2500-12-12, Stainless Steel 90° Union Elbow, 3/4" ORFS x 3/4" ORFS, 316 Stainless

The Foster FSS316-FS2500-12-12 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 3/4" ORFS x 3/4" ORFS. Ma...

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$ 1,047.00
$ 1,047.00 - $ 1,047.00
$ 1,047.00
$ 837.00
$ 837.00 - $ 837.00
$ 837.00
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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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$ 1,653.00
$ 1,653.00 - $ 1,653.00
$ 1,653.00
$ 1,323.00
$ 1,323.00 - $ 1,323.00
$ 1,323.00

Foster FSS316-FS2500-16-16, Stainless Steel 90° Union Elbow, 1" ORFS x 1" ORFS, 316 Stainless

The Foster FSS316-FS2500-16-16 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 1" ORFS x 1" ORFS. Machin...

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$ 1,653.00
$ 1,653.00 - $ 1,653.00
$ 1,653.00
$ 1,323.00
$ 1,323.00 - $ 1,323.00
$ 1,323.00
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 %
$ 772.00
$ 772.00 - $ 772.00
$ 772.00
$ 619.00
$ 619.00 - $ 619.00
$ 619.00

Foster FSS316-FS2500-10-10, Stainless Steel 90° Union Elbow, 5/8" ORFS x 5/8" ORFS, 316 Stainless

The Foster FSS316-FS2500-10-10 is a 316 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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$ 772.00
$ 772.00 - $ 772.00
$ 772.00
$ 619.00
$ 619.00 - $ 619.00
$ 619.00
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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$ 414.00
$ 414.00 - $ 414.00
$ 414.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00

Foster FSS316-FS2500-04-04, Stainless Steel 90° Union Elbow, 1/4" ORFS x 1/4" ORFS, 316 Stainless

The Foster FSS316-FS2500-04-04 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 90° Union Elbow, 1/4" ORFS x 1/4" ORFS. Ma...

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$ 414.00
$ 414.00 - $ 414.00
$ 414.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
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-FS2500-06-06, Stainless Steel 90° Union Elbow, 3/8" ORFS x 3/8" ORFS, 316 Stainless

The Foster FSS316-FS2500-06-06 is a 316 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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$ 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 %
$ 579.00
$ 579.00 - $ 579.00
$ 579.00
$ 464.00
$ 464.00 - $ 464.00
$ 464.00

Foster FSS316-FS2500-08-08, Stainless Steel 90° Union Elbow, 1/2" ORFS x 1/2" ORFS, 316 Stainless

The Foster FSS316-FS2500-08-08 is a 316 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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$ 579.00
$ 579.00 - $ 579.00
$ 579.00
$ 464.00
$ 464.00 - $ 464.00
$ 464.00
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 %
$ 221.00
$ 221.00 - $ 221.00
$ 221.00
$ 176.00
$ 176.00 - $ 176.00
$ 176.00

Foster FSS316-FS2404-06-06, Stainless Steel 3/8" Male ORFS x 3/8" Male NPTF, 316 Stainless

The Foster FSS316-FS2404-06-06 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/8" Male ORFS x 3/8" Male NPTF. Machined ...

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$ 221.00
$ 221.00 - $ 221.00
$ 221.00
$ 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 %
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
$ 266.00
$ 266.00 - $ 266.00
$ 266.00

Foster FSS316-FS2404-06-08, Stainless Steel 3/8" Male ORFS x 1/2" Male NPTF, 316 Stainless

The Foster FSS316-FS2404-06-08 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/8" Male ORFS x 1/2" Male NPTF. Machined ...

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$ 331.00
$ 331.00 - $ 331.00
$ 331.00
$ 266.00
$ 266.00 - $ 266.00
$ 266.00
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 %
$ 496.00
$ 496.00 - $ 496.00
$ 496.00
$ 396.00
$ 396.00 - $ 396.00
$ 396.00

Foster FSS316-FS2404-12-12, Stainless Steel 3/4" Male ORFS x 3/4" Male NPTF, 316 Stainless

The Foster FSS316-FS2404-12-12 is a 316 stainless steel O-Ring Face Seal (ORFS) fitting: Stainless Steel 3/4" Male ORFS x 3/4" Male NPTF. Machined ...

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$ 496.00
$ 496.00 - $ 496.00
$ 496.00
$ 396.00
$ 396.00 - $ 396.00
$ 396.00
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 %
$ 827.00
$ 827.00 - $ 827.00
$ 827.00
$ 662.00
$ 662.00 - $ 662.00
$ 662.00

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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$ 827.00
$ 827.00 - $ 827.00
$ 827.00
$ 662.00
$ 662.00 - $ 662.00
$ 662.00
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 %
$ 166.00
$ 166.00 - $ 166.00
$ 166.00
$ 133.00
$ 133.00 - $ 133.00
$ 133.00

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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$ 166.00
$ 166.00 - $ 166.00
$ 166.00
$ 133.00
$ 133.00 - $ 133.00
$ 133.00
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 %
$ 414.00
$ 414.00 - $ 414.00
$ 414.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00

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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$ 414.00
$ 414.00 - $ 414.00
$ 414.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
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 %
$ 827.00
$ 827.00 - $ 827.00
$ 827.00
$ 662.00
$ 662.00 - $ 662.00
$ 662.00

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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$ 827.00
$ 827.00 - $ 827.00
$ 827.00
$ 662.00
$ 662.00 - $ 662.00
$ 662.00
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 %
$ 1,543.00
$ 1,543.00 - $ 1,543.00
$ 1,543.00
$ 1,235.00
$ 1,235.00 - $ 1,235.00
$ 1,235.00

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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$ 1,543.00
$ 1,543.00 - $ 1,543.00
$ 1,543.00
$ 1,235.00
$ 1,235.00 - $ 1,235.00
$ 1,235.00
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 %
$ 221.00
$ 221.00 - $ 221.00
$ 221.00
$ 176.00
$ 176.00 - $ 176.00
$ 176.00

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...

View full details
$ 221.00
$ 221.00 - $ 221.00
$ 221.00
$ 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 %
$ 496.00
$ 496.00 - $ 496.00
$ 496.00
$ 396.00
$ 396.00 - $ 396.00
$ 396.00

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...

View full details
$ 496.00
$ 496.00 - $ 496.00
$ 496.00
$ 396.00
$ 396.00 - $ 396.00
$ 396.00
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 %
$ 1,213.00
$ 1,213.00 - $ 1,213.00
$ 1,213.00
$ 970.00
$ 970.00 - $ 970.00
$ 970.00

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"...

View full details
$ 1,213.00
$ 1,213.00 - $ 1,213.00
$ 1,213.00
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
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 %
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
$ 266.00
$ 266.00 - $ 266.00
$ 266.00

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
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
$ 266.00
$ 266.00 - $ 266.00
$ 266.00
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 %
$ 166.00
$ 166.00 - $ 166.00
$ 166.00
$ 133.00
$ 133.00 - $ 133.00
$ 133.00

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
$ 166.00
$ 166.00 - $ 166.00
$ 166.00
$ 133.00
$ 133.00 - $ 133.00
$ 133.00
Save 20% Save %

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