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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 %
$ 6,276.00
$ 6,276.00 - $ 6,276.00
$ 6,276.00
$ 5,020.00
$ 5,020.00 - $ 5,020.00
$ 5,020.00

Foster FSS316-5652-16-16-16-16, 1" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-16-16-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe Cross. Machined for leak-tight fluid-power connections...

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$ 6,276.00
$ 6,276.00 - $ 6,276.00
$ 6,276.00
$ 5,020.00
$ 5,020.00 - $ 5,020.00
$ 5,020.00
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 %
$ 4,184.00
$ 4,184.00 - $ 4,184.00
$ 4,184.00
$ 3,346.00
$ 3,346.00 - $ 3,346.00
$ 3,346.00

Foster FSS316-5652-12-12-12-12, 3/4" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-12-12-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe Cross. Machined for leak-tight fluid-power connectio...

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$ 4,184.00
$ 4,184.00 - $ 4,184.00
$ 4,184.00
$ 3,346.00
$ 3,346.00 - $ 3,346.00
$ 3,346.00
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 %
$ 1,872.00
$ 1,872.00 - $ 1,872.00
$ 1,872.00
$ 1,497.00
$ 1,497.00 - $ 1,497.00
$ 1,497.00

Foster FSS316-5652-04-04-04-04, 1/4" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-04-04-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Female Pipe Cross. Machined for leak-tight fluid-power connectio...

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$ 1,872.00
$ 1,872.00 - $ 1,872.00
$ 1,872.00
$ 1,497.00
$ 1,497.00 - $ 1,497.00
$ 1,497.00
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 %
$ 2,863.00
$ 2,863.00 - $ 2,863.00
$ 2,863.00
$ 2,291.00
$ 2,291.00 - $ 2,291.00
$ 2,291.00

Foster FSS316-5652-08-08-08-08, 1/2" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-08-08-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe Cross. Machined for leak-tight fluid-power connectio...

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$ 2,863.00
$ 2,863.00 - $ 2,863.00
$ 2,863.00
$ 2,291.00
$ 2,291.00 - $ 2,291.00
$ 2,291.00
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 %
$ 1,924.00
$ 1,924.00 - $ 1,924.00
$ 1,924.00
$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00

Foster FSS316-5605-12-12-12, 3/4" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-12-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe Tee. Machined for leak-tight fluid-power connections an...

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$ 1,924.00
$ 1,924.00 - $ 1,924.00
$ 1,924.00
$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00
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 %
$ 2,478.00
$ 2,478.00 - $ 2,478.00
$ 2,478.00
$ 1,983.00
$ 1,983.00 - $ 1,983.00
$ 1,983.00

Foster FSS316-5652-06-06-06-06, 3/8" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-06-06-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Female Pipe Cross. Machined for leak-tight fluid-power connectio...

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$ 2,478.00
$ 2,478.00 - $ 2,478.00
$ 2,478.00
$ 1,983.00
$ 1,983.00 - $ 1,983.00
$ 1,983.00
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 %
$ 1,318.00
$ 1,318.00 - $ 1,318.00
$ 1,318.00
$ 1,054.00
$ 1,054.00 - $ 1,054.00
$ 1,054.00

Foster FSS316-5605-08-08-08, 1/2" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-08-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe Tee. Machined for leak-tight fluid-power connections an...

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$ 1,318.00
$ 1,318.00 - $ 1,318.00
$ 1,318.00
$ 1,054.00
$ 1,054.00 - $ 1,054.00
$ 1,054.00
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 %
$ 1,140.00
$ 1,140.00 - $ 1,140.00
$ 1,140.00
$ 912.00
$ 912.00 - $ 912.00
$ 912.00

Foster FSS316-5605-06-06-06, 3/8" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-06-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Female Pipe Tee. Machined for leak-tight fluid-power connections an...

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$ 1,140.00
$ 1,140.00 - $ 1,140.00
$ 1,140.00
$ 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 %
$ 1,652.00
$ 1,652.00 - $ 1,652.00
$ 1,652.00
$ 1,322.00
$ 1,322.00 - $ 1,322.00
$ 1,322.00

Foster FSS316-5652-02-02-02-02, 1/8" Female Pipe Cross, 316 Stainless

The Foster FSS316-5652-02-02-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Female Pipe Cross. Machined for leak-tight fluid-power connectio...

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$ 1,652.00
$ 1,652.00 - $ 1,652.00
$ 1,652.00
$ 1,322.00
$ 1,322.00 - $ 1,322.00
$ 1,322.00
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 %
$ 2,886.00
$ 2,886.00 - $ 2,886.00
$ 2,886.00
$ 2,310.00
$ 2,310.00 - $ 2,310.00
$ 2,310.00

Foster FSS316-5605-16-16-16, 1" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-16-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe Tee. Machined for leak-tight fluid-power connections and ...

View full details
$ 2,886.00
$ 2,886.00 - $ 2,886.00
$ 2,886.00
$ 2,310.00
$ 2,310.00 - $ 2,310.00
$ 2,310.00
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 %
$ 861.00
$ 861.00 - $ 861.00
$ 861.00
$ 689.00
$ 689.00 - $ 689.00
$ 689.00

Foster FSS316-5605-04-04-04, 1/4" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-04-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Female Pipe Tee. Machined for leak-tight fluid-power connections an...

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$ 861.00
$ 861.00 - $ 861.00
$ 861.00
$ 689.00
$ 689.00 - $ 689.00
$ 689.00
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 %
$ 2,138.00
$ 2,138.00 - $ 2,138.00
$ 2,138.00
$ 1,712.00
$ 1,712.00 - $ 1,712.00
$ 1,712.00

Foster FSS316-5604-12-12-12, 3/4" Female Pipe x 3/4" Male Pipe, 316 Stainless

The Foster FSS316-5604-12-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Female Pipe x 3/4" Male Pipe. Machined for leak-tight fluid-power c...

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$ 2,138.00
$ 2,138.00 - $ 2,138.00
$ 2,138.00
$ 1,712.00
$ 1,712.00 - $ 1,712.00
$ 1,712.00
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 %
$ 1,492.00
$ 1,492.00 - $ 1,492.00
$ 1,492.00
$ 1,193.00
$ 1,193.00 - $ 1,193.00
$ 1,193.00

Foster FSS316-5604-08-08-08, 1/2" Female Pipe x 1/2" Male Pipe, 316 Stainless

The Foster FSS316-5604-08-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Female Pipe x 1/2" Male Pipe. Machined for leak-tight fluid-power c...

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$ 1,492.00
$ 1,492.00 - $ 1,492.00
$ 1,492.00
$ 1,193.00
$ 1,193.00 - $ 1,193.00
$ 1,193.00
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 %
$ 759.00
$ 759.00 - $ 759.00
$ 759.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00

Foster FSS316-5605-02-02-02, 1/8" Female Pipe Tee, 316 Stainless

The Foster FSS316-5605-02-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Female Pipe Tee. Machined for leak-tight fluid-power connections an...

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$ 759.00
$ 759.00 - $ 759.00
$ 759.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
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 %
$ 1,266.00
$ 1,266.00 - $ 1,266.00
$ 1,266.00
$ 1,014.00
$ 1,014.00 - $ 1,014.00
$ 1,014.00

Foster FSS316-5604-06-06-06, 3/8" Female Pipe x 3/8" Male Pipe, 316 Stainless

The Foster FSS316-5604-06-06-06 is a 316 stainless steel NPT Pipe fitting: 3/8" Female Pipe x 3/8" Male Pipe. Machined for leak-tight fluid-power c...

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$ 1,266.00
$ 1,266.00 - $ 1,266.00
$ 1,266.00
$ 1,014.00
$ 1,014.00 - $ 1,014.00
$ 1,014.00
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 %
$ 3,207.00
$ 3,207.00 - $ 3,207.00
$ 3,207.00
$ 2,566.00
$ 2,566.00 - $ 2,566.00
$ 2,566.00

Foster FSS316-5604-16-16-16, 1" Female Pipe x 1" Male Pipe, 316 Stainless

The Foster FSS316-5604-16-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Female Pipe x 1" Male Pipe. Machined for leak-tight fluid-power conne...

View full details
$ 3,207.00
$ 3,207.00 - $ 3,207.00
$ 3,207.00
$ 2,566.00
$ 2,566.00 - $ 2,566.00
$ 2,566.00
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 %
$ 845.00
$ 845.00 - $ 845.00
$ 845.00
$ 675.00
$ 675.00 - $ 675.00
$ 675.00

Foster FSS316-5604-02-02-02, 1/8" Female Pipe x 1/8" Male Pipe, 316 Stainless

The Foster FSS316-5604-02-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Female Pipe x 1/8" Male Pipe. Machined for leak-tight fluid-power c...

View full details
$ 845.00
$ 845.00 - $ 845.00
$ 845.00
$ 675.00
$ 675.00 - $ 675.00
$ 675.00
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 %
$ 958.00
$ 958.00 - $ 958.00
$ 958.00
$ 765.00
$ 765.00 - $ 765.00
$ 765.00

Foster FSS316-5604-04-04-04, 1/4" Female Pipe x 1/4" Male Pipe, 316 Stainless

The Foster FSS316-5604-04-04-04 is a 316 stainless steel NPT Pipe fitting: 1/4" Female Pipe x 1/4" Male Pipe. Machined for leak-tight fluid-power c...

View full details
$ 958.00
$ 958.00 - $ 958.00
$ 958.00
$ 765.00
$ 765.00 - $ 765.00
$ 765.00
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 %
$ 805.00
$ 805.00 - $ 805.00
$ 805.00
$ 645.00
$ 645.00 - $ 645.00
$ 645.00

Foster FSS316-5601-02-02-02, 1/8" Male Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5601-02-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power c...

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$ 805.00
$ 805.00 - $ 805.00
$ 805.00
$ 645.00
$ 645.00 - $ 645.00
$ 645.00
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 %
$ 3,545.00
$ 3,545.00 - $ 3,545.00
$ 3,545.00
$ 2,836.00
$ 2,836.00 - $ 2,836.00
$ 2,836.00

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...

View full details
$ 3,545.00
$ 3,545.00 - $ 3,545.00
$ 3,545.00
$ 2,836.00
$ 2,836.00 - $ 2,836.00
$ 2,836.00
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 %
$ 1,520.00
$ 1,520.00 - $ 1,520.00
$ 1,520.00
$ 1,216.00
$ 1,216.00 - $ 1,216.00
$ 1,216.00

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...

View full details
$ 1,520.00
$ 1,520.00 - $ 1,520.00
$ 1,520.00
$ 1,216.00
$ 1,216.00 - $ 1,216.00
$ 1,216.00
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 %
$ 2,138.00
$ 2,138.00 - $ 2,138.00
$ 2,138.00
$ 1,712.00
$ 1,712.00 - $ 1,712.00
$ 1,712.00

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...

View full details
$ 2,138.00
$ 2,138.00 - $ 2,138.00
$ 2,138.00
$ 1,712.00
$ 1,712.00 - $ 1,712.00
$ 1,712.00
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 %
$ 958.00
$ 958.00 - $ 958.00
$ 958.00
$ 765.00
$ 765.00 - $ 765.00
$ 765.00

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...

View full details
$ 958.00
$ 958.00 - $ 958.00
$ 958.00
$ 765.00
$ 765.00 - $ 765.00
$ 765.00
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 %
$ 1,266.00
$ 1,266.00 - $ 1,266.00
$ 1,266.00
$ 1,014.00
$ 1,014.00 - $ 1,014.00
$ 1,014.00

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...

View full details
$ 1,266.00
$ 1,266.00 - $ 1,266.00
$ 1,266.00
$ 1,014.00
$ 1,014.00 - $ 1,014.00
$ 1,014.00
Save 20% Save %

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