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Pneumatic Quick Couplers

Pneumatic quick couplers connect and disconnect air lines in one quick motion, no tools required. This collection covers the full range of air quick couplers and plugs across every interchange, from miniature 2 Series to industrial body sizes, in steel, brass, and stainless. Filter by series, body size, thread, and material to find the exact coupler or plug your air system needs.

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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 %
$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 601.00
$ 601.00 - $ 601.00
$ 601.00

Foster FM5105, 1/2" Industrial Coupler x 3/8" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5105 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 601.00
$ 601.00 - $ 601.00
$ 601.00
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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 %
$ 830.00
$ 830.00 - $ 830.00
$ 830.00
$ 664.00
$ 664.00 - $ 664.00
$ 664.00

Foster SL4905, 1/2" Industrial Coupler x 1/4" Male NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL4905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 830.00
$ 830.00 - $ 830.00
$ 830.00
$ 664.00
$ 664.00 - $ 664.00
$ 664.00
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 %
$ 737.00
$ 737.00 - $ 737.00
$ 737.00
$ 589.00
$ 589.00 - $ 589.00
$ 589.00

Foster FM4905, 1/2" Industrial Coupler x 1/4" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM4905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 737.00
$ 737.00 - $ 737.00
$ 737.00
$ 589.00
$ 589.00 - $ 589.00
$ 589.00
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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 %
$ 865.00
$ 865.00 - $ 865.00
$ 865.00
$ 693.00
$ 693.00 - $ 693.00
$ 693.00

Foster FM5405W, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5405W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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$ 865.00
$ 865.00 - $ 865.00
$ 865.00
$ 693.00
$ 693.00 - $ 693.00
$ 693.00
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 %
$ 904.00
$ 904.00 - $ 904.00
$ 904.00
$ 722.00
$ 722.00 - $ 722.00
$ 722.00

Foster SL5405, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5405 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 904.00
$ 904.00 - $ 904.00
$ 904.00
$ 722.00
$ 722.00 - $ 722.00
$ 722.00
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 %
$ 763.00
$ 763.00 - $ 763.00
$ 763.00
$ 612.00
$ 612.00 - $ 612.00
$ 612.00

Foster FM5405, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5405 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 763.00
$ 763.00 - $ 763.00
$ 763.00
$ 612.00
$ 612.00 - $ 612.00
$ 612.00
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 %
$ 851.00
$ 851.00 - $ 851.00
$ 851.00
$ 680.00
$ 680.00 - $ 680.00
$ 680.00

Foster FM5205W, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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$ 851.00
$ 851.00 - $ 851.00
$ 851.00
$ 680.00
$ 680.00 - $ 680.00
$ 680.00
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 %
$ 918.00
$ 918.00 - $ 918.00
$ 918.00
$ 735.00
$ 735.00 - $ 735.00
$ 735.00

Foster FM5205S, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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$ 918.00
$ 918.00 - $ 918.00
$ 918.00
$ 735.00
$ 735.00 - $ 735.00
$ 735.00
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 %
$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00

Foster FM5205LV, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Less Valve, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205LV is a Brass 1/2" industrial coupler from the Foster 5 Se...

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$ 761.00
$ 761.00 - $ 761.00
$ 761.00
$ 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 %
$ 840.00
$ 840.00 - $ 840.00
$ 840.00
$ 671.00
$ 671.00 - $ 671.00
$ 671.00

Foster FM5205H, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

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$ 840.00
$ 840.00 - $ 840.00
$ 840.00
$ 671.00
$ 671.00 - $ 671.00
$ 671.00
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 %
$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 684.00
$ 684.00 - $ 684.00
$ 684.00

Foster SL5205, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5205 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 684.00
$ 684.00 - $ 684.00
$ 684.00
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 %
$ 740.00
$ 740.00 - $ 740.00
$ 740.00
$ 592.00
$ 592.00 - $ 592.00
$ 592.00

Foster FM5205, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 740.00
$ 740.00 - $ 740.00
$ 740.00
$ 592.00
$ 592.00 - $ 592.00
$ 592.00
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 %
$ 833.00
$ 833.00 - $ 833.00
$ 833.00
$ 666.00
$ 666.00 - $ 666.00
$ 666.00

Foster FM5005W, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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$ 833.00
$ 833.00 - $ 833.00
$ 833.00
$ 666.00
$ 666.00 - $ 666.00
$ 666.00
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 %
$ 899.00
$ 899.00 - $ 899.00
$ 899.00
$ 719.00
$ 719.00 - $ 719.00
$ 719.00

Foster FM5005S, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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$ 899.00
$ 899.00 - $ 899.00
$ 899.00
$ 719.00
$ 719.00 - $ 719.00
$ 719.00
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 %
$ 818.00
$ 818.00 - $ 818.00
$ 818.00
$ 656.00
$ 656.00 - $ 656.00
$ 656.00

Foster FM5005H, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

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$ 818.00
$ 818.00 - $ 818.00
$ 818.00
$ 656.00
$ 656.00 - $ 656.00
$ 656.00
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 %
$ 837.00
$ 837.00 - $ 837.00
$ 837.00
$ 670.00
$ 670.00 - $ 670.00
$ 670.00

Foster SL5005, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5005 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 837.00
$ 837.00 - $ 837.00
$ 837.00
$ 670.00
$ 670.00 - $ 670.00
$ 670.00
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 %
$ 744.00
$ 744.00 - $ 744.00
$ 744.00
$ 594.00
$ 594.00 - $ 594.00
$ 594.00

Foster FM5005, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 744.00
$ 744.00 - $ 744.00
$ 744.00
$ 594.00
$ 594.00 - $ 594.00
$ 594.00
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 %
$ 842.00
$ 842.00 - $ 842.00
$ 842.00
$ 675.00
$ 675.00 - $ 675.00
$ 675.00

Foster SL4015, 1/2" Industrial Coupler x 1/4" Female NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL4015 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 842.00
$ 842.00 - $ 842.00
$ 842.00
$ 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 %
$ 721.00
$ 721.00 - $ 721.00
$ 721.00
$ 578.00
$ 578.00 - $ 578.00
$ 578.00

Foster FM4015, 1/2" Industrial Coupler x 1/4" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM4015 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 721.00
$ 721.00 - $ 721.00
$ 721.00
$ 578.00
$ 578.00 - $ 578.00
$ 578.00
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 %
$ 964.00
$ 964.00 - $ 964.00
$ 964.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00

Foster SP19-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 1" OD, 5 Series, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SP19-5 is a Brass/Steel 1/2" industrial coupler from the Foster ...

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$ 964.00
$ 964.00 - $ 964.00
$ 964.00
$ 772.00
$ 772.00 - $ 772.00
$ 772.00
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 %
$ 925.00
$ 925.00 - $ 925.00
$ 925.00
$ 740.00
$ 740.00 - $ 740.00
$ 740.00

Foster SP17-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 15/16" OD, 5 Series, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SP17-5 is a Brass/Steel 1/2" industrial coupler from the Foster ...

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$ 925.00
$ 925.00 - $ 925.00
$ 925.00
$ 740.00
$ 740.00 - $ 740.00
$ 740.00
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 %
$ 1,041.00
$ 1,041.00 - $ 1,041.00
$ 1,041.00
$ 833.00
$ 833.00 - $ 833.00
$ 833.00

Foster BLSP15-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 7/8" OD, 5 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster BLSP15-5 is a Brass/Steel 1/2" industrial coupler from the Foste...

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$ 1,041.00
$ 1,041.00 - $ 1,041.00
$ 1,041.00
$ 833.00
$ 833.00 - $ 833.00
$ 833.00
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 %
$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 684.00
$ 684.00 - $ 684.00
$ 684.00

Foster SP15-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 7/8" OD, 5 Series, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SP15-5 is a Brass/Steel 1/2" industrial coupler from the Foster ...

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$ 855.00
$ 855.00 - $ 855.00
$ 855.00
$ 684.00
$ 684.00 - $ 684.00
$ 684.00
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 %
$ 897.00
$ 897.00 - $ 897.00
$ 897.00
$ 719.00
$ 719.00 - $ 719.00
$ 719.00

Foster SP13-5W, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 13/16" OD, 5 Series, Water, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SP13-5W is a Brass/Steel 1/2" industrial coupler from the Foster...

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$ 897.00
$ 897.00 - $ 897.00
$ 897.00
$ 719.00
$ 719.00 - $ 719.00
$ 719.00
Save 20% Save %

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