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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 %
$ 72.19
$ 72.19 - $ 72.19
$ 72.19
$ 57.69
$ 57.69 - $ 57.69
$ 57.69

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...

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$ 72.19
$ 72.19 - $ 72.19
$ 72.19
$ 57.69
$ 57.69 - $ 57.69
$ 57.69
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 %
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39

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...

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$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39
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 %
$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69

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...

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$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69
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 %
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99

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...

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$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99
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 %
$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69

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...

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$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69
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 %
$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19

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...

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$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19
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 %
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39

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

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

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$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39
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 %
$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69

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
$ 24.59
$ 24.59 - $ 24.59
$ 24.59
$ 19.69
$ 19.69 - $ 19.69
$ 19.69
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 %
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39

Foster FSS304-FS62748, 3/4 X 3/8 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62748 is a 304 stainless steel NPT Pipe fitting: 3/4 X 3/8 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

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$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39
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 %
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39

Foster FSS316-5000-06-02, 3/8" Female Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5000-06-02 is a 316 stainless steel NPT Pipe fitting: 3/8" Female Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39
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 %
$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19

Foster FSS316-5000-02-02, 1/8" Female Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5000-02-02 is a 316 stainless steel NPT Pipe fitting: 1/8" Female Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19
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 %
$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19

Foster FSS316-5000-04-02, 1/4" Female Pipe x 1/8" Female Pipe, 316 Stainless

The Foster FSS316-5000-04-02 is a 316 stainless steel NPT Pipe fitting: 1/4" Female Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power co...

View full details
$ 11.49
$ 11.49 - $ 11.49
$ 11.49
$ 9.19
$ 9.19 - $ 9.19
$ 9.19
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 %
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39

Foster FSS304-FS62747, 3/4 X 1/4 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62747 is a 304 stainless steel NPT Pipe fitting: 3/4 X 1/4 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

View full details
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39
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 %
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39

Foster FSS304-FS62749, 3/4 X 1/2 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62749 is a 304 stainless steel NPT Pipe fitting: 3/4 X 1/2 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

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$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39
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 %
$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29

Foster FSS304-FS62745, 1/2 X 3/8 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62745 is a 304 stainless steel NPT Pipe fitting: 1/2 X 3/8 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

View full details
$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29
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 %
$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19

Foster FSS304-FS62742, 3/8 X 1/4 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62742 is a 304 stainless steel NPT Pipe fitting: 3/8 X 1/4 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

View full details
$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19
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 %
$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29

Foster FSS304-FS62744, 1/2 X 1/4 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62744 is a 304 stainless steel NPT Pipe fitting: 1/2 X 1/4 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

View full details
$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29
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 %
$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19

Foster FSS304-FS62741, 3/8 X 1/8 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62741 is a 304 stainless steel NPT Pipe fitting: 3/8 X 1/8 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

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$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19
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 %
$ 35.89
$ 35.89 - $ 35.89
$ 35.89
$ 28.69
$ 28.69 - $ 28.69
$ 28.69

Foster FSS304-FS62725, 1 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62725 is a 304 stainless steel NPT Pipe fitting: 1 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power connecti...

View full details
$ 35.89
$ 35.89 - $ 35.89
$ 35.89
$ 28.69
$ 28.69 - $ 28.69
$ 28.69
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 %
$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19

Foster FSS304-FS62722, 3/8 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62722 is a 304 stainless steel NPT Pipe fitting: 3/8 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power connec...

View full details
$ 8.99
$ 8.99 - $ 8.99
$ 8.99
$ 7.19
$ 7.19 - $ 7.19
$ 7.19
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 %
$ 7.69
$ 7.69 - $ 7.69
$ 7.69
$ 6.09
$ 6.09 - $ 6.09
$ 6.09

Foster FSS304-FS62740, 1/4 X 1/8 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62740 is a 304 stainless steel NPT Pipe fitting: 1/4 X 1/8 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power ...

View full details
$ 7.69
$ 7.69 - $ 7.69
$ 7.69
$ 6.09
$ 6.09 - $ 6.09
$ 6.09
Save 21% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 21% Save %
$ 7.69
$ 7.69 - $ 7.69
$ 7.69
$ 6.09
$ 6.09 - $ 6.09
$ 6.09

Foster FSS304-FS62721, 1/4 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62721 is a 304 stainless steel NPT Pipe fitting: 1/4 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power connec...

View full details
$ 7.69
$ 7.69 - $ 7.69
$ 7.69
$ 6.09
$ 6.09 - $ 6.09
$ 6.09
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 %
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39

Foster FSS304-FS62724, 3/4 304 STAINLESS STEEL HEX NIPPLE, 304 Stainless

The Foster FSS304-FS62724 is a 304 stainless steel NPT Pipe fitting: 3/4 304 STAINLESS STEEL HEX NIPPLE. Machined for leak-tight fluid-power connec...

View full details
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
$ 17.39
$ 17.39 - $ 17.39
$ 17.39
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 %
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39

Foster FSS304-FS62557, 1 X 1/8 M X F 304 STAINLESS STEEL HEX BUSHING, 304 Stainless

The Foster FSS304-FS62557 is a 304 stainless steel NPT Pipe fitting: 1 X 1/8 M X F 304 STAINLESS STEEL HEX BUSHING. Machined for leak-tight fluid-p...

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$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.39
$ 15.39 - $ 15.39
$ 15.39
Save 20% Save %

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