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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 %
$ 21.49
$ 21.49 - $ 21.49
$ 21.49
$ 17.19
$ 17.19 - $ 17.19
$ 17.19

Foster SPN-64SS, 4" SPN Loop Clamp, Stainless Steel

The Foster SPN-64SS is a stainless steel loop clamp sized 4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Bra...

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$ 21.49
$ 21.49 - $ 21.49
$ 21.49
$ 17.19
$ 17.19 - $ 17.19
$ 17.19
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 22% Save %
$ 1.39
$ 1.39 - $ 1.39
$ 1.39
$ 1.09
$ 1.09 - $ 1.09
$ 1.09

Foster SVN-05, 5/16" SVN Loop Clamp, Galvanized Steel

The Foster SVN-05 is a galvanized steel loop clamp sized 5/16". A vinyl-dipped galvanized loop clamp that protects what it holds and resists corros...

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$ 1.39
$ 1.39 - $ 1.39
$ 1.39
$ 1.09
$ 1.09 - $ 1.09
$ 1.09
Save 22% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 22% Save %
$ 1.39
$ 1.39 - $ 1.39
$ 1.39
$ 1.09
$ 1.09 - $ 1.09
$ 1.09

Foster SVN-03, 3/16" SVN Loop Clamp, Galvanized Steel

The Foster SVN-03 is a galvanized steel loop clamp sized 3/16". A vinyl-dipped galvanized loop clamp that protects what it holds and resists corros...

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$ 1.39
$ 1.39 - $ 1.39
$ 1.39
$ 1.09
$ 1.09 - $ 1.09
$ 1.09
Save 22% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19

Foster SPN-64, 4" SPN Loop Clamp, Plated Steel

The Foster SPN-64 is a plated steel loop clamp sized 4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand: F...

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$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19
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 %
$ 10.99
$ 10.99 - $ 10.99
$ 10.99
$ 8.79
$ 8.79 - $ 8.79
$ 8.79

Foster SPN-56, 7/2" SPN Loop Clamp, Plated Steel

The Foster SPN-56 is a plated steel loop clamp sized 7/2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand:...

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$ 10.99
$ 10.99 - $ 10.99
$ 10.99
$ 8.79
$ 8.79 - $ 8.79
$ 8.79
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 SPN-42SS, 21/8" SPN Loop Clamp, Stainless Steel

The Foster SPN-42SS is a stainless steel loop clamp sized 21/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications ...

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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 %
$ 10.49
$ 10.49 - $ 10.49
$ 10.49
$ 8.39
$ 8.39 - $ 8.39
$ 8.39

Foster SPN-52, 13/4" SPN Loop Clamp, Plated Steel

The Foster SPN-52 is a plated steel loop clamp sized 13/4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand...

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$ 10.49
$ 10.49 - $ 10.49
$ 10.49
$ 8.39
$ 8.39 - $ 8.39
$ 8.39
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 %
$ 13.49
$ 13.49 - $ 13.49
$ 13.49
$ 10.79
$ 10.79 - $ 10.79
$ 10.79

Foster SPN-56SS, 7/2" SPN Loop Clamp, Stainless Steel

The Foster SPN-56SS is a stainless steel loop clamp sized 7/2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications B...

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$ 13.49
$ 13.49 - $ 13.49
$ 13.49
$ 10.79
$ 10.79 - $ 10.79
$ 10.79
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 SPN-40SS, 5/2" SPN Loop Clamp, Stainless Steel

The Foster SPN-40SS is a stainless steel loop clamp sized 5/2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications B...

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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 %
$ 4.89
$ 4.89 - $ 4.89
$ 4.89
$ 3.89
$ 3.89 - $ 3.89
$ 3.89

Foster SPN-42, 21/8" SPN Loop Clamp, Plated Steel

The Foster SPN-42 is a plated steel loop clamp sized 21/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand...

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$ 4.89
$ 4.89 - $ 4.89
$ 4.89
$ 3.89
$ 3.89 - $ 3.89
$ 3.89
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 %
$ 10.49
$ 10.49 - $ 10.49
$ 10.49
$ 8.39
$ 8.39 - $ 8.39
$ 8.39

Foster SPN-48SS, 3" SPN Loop Clamp, Stainless Steel

The Foster SPN-48SS is a stainless steel loop clamp sized 3". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Bra...

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$ 10.49
$ 10.49 - $ 10.49
$ 10.49
$ 8.39
$ 8.39 - $ 8.39
$ 8.39
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 %
$ 5.09
$ 5.09 - $ 5.09
$ 5.09
$ 4.09
$ 4.09 - $ 4.09
$ 4.09

Foster SPN-48, 3" SPN Loop Clamp, Plated Steel

The Foster SPN-48 is a plated steel loop clamp sized 3". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand: F...

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$ 5.09
$ 5.09 - $ 5.09
$ 5.09
$ 4.09
$ 4.09 - $ 4.09
$ 4.09
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 %
$ 4.09
$ 4.09 - $ 4.09
$ 4.09
$ 3.29
$ 3.29 - $ 3.29
$ 3.29

Foster SPN-38, 19/8" SPN Loop Clamp, Plated Steel

The Foster SPN-38 is a plated steel loop clamp sized 19/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand...

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$ 4.09
$ 4.09 - $ 4.09
$ 4.09
$ 3.29
$ 3.29 - $ 3.29
$ 3.29
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 %
$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39

Foster SPN-36SS, 9/4" SPN Loop Clamp, Stainless Steel

The Foster SPN-36SS is a stainless steel loop clamp sized 9/4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications B...

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$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39
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 %
$ 3.99
$ 3.99 - $ 3.99
$ 3.99
$ 3.19
$ 3.19 - $ 3.19
$ 3.19

Foster SPN-36, 9/4" SPN Loop Clamp, Plated Steel

The Foster SPN-36 is a plated steel loop clamp sized 9/4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand:...

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$ 3.99
$ 3.99 - $ 3.99
$ 3.99
$ 3.19
$ 3.19 - $ 3.19
$ 3.19
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 %
$ 4.39
$ 4.39 - $ 4.39
$ 4.39
$ 3.49
$ 3.49 - $ 3.49
$ 3.49

Foster SPN-40, 5/2" SPN Loop Clamp, Plated Steel

The Foster SPN-40 is a plated steel loop clamp sized 5/2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand:...

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$ 4.39
$ 4.39 - $ 4.39
$ 4.39
$ 3.49
$ 3.49 - $ 3.49
$ 3.49
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 %
$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39

Foster SPN-38SS, 19/8" SPN Loop Clamp, Stainless Steel

The Foster SPN-38SS is a stainless steel loop clamp sized 19/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications ...

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$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39
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 %
$ 3.99
$ 3.99 - $ 3.99
$ 3.99
$ 3.19
$ 3.19 - $ 3.19
$ 3.19

Foster SPN-34, 17/8" SPN Loop Clamp, Plated Steel

The Foster SPN-34 is a plated steel loop clamp sized 17/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand...

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$ 3.99
$ 3.99 - $ 3.99
$ 3.99
$ 3.19
$ 3.19 - $ 3.19
$ 3.19
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 %
$ 3.89
$ 3.89 - $ 3.89
$ 3.89
$ 3.09
$ 3.09 - $ 3.09
$ 3.09

Foster SPN-32, 2" SPN Loop Clamp, Plated Steel

The Foster SPN-32 is a plated steel loop clamp sized 2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand: F...

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$ 3.89
$ 3.89 - $ 3.89
$ 3.89
$ 3.09
$ 3.09 - $ 3.09
$ 3.09
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 %
$ 7.59
$ 7.59 - $ 7.59
$ 7.59
$ 6.09
$ 6.09 - $ 6.09
$ 6.09

Foster SPN-32SS, 2" SPN Loop Clamp, Stainless Steel

The Foster SPN-32SS is a stainless steel loop clamp sized 2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Bra...

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$ 7.59
$ 7.59 - $ 7.59
$ 7.59
$ 6.09
$ 6.09 - $ 6.09
$ 6.09
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 %
$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39

Foster SPN-34SS, 17/8" SPN Loop Clamp, Stainless Steel

The Foster SPN-34SS is a stainless steel loop clamp sized 17/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications ...

View full details
$ 7.99
$ 7.99 - $ 7.99
$ 7.99
$ 6.39
$ 6.39 - $ 6.39
$ 6.39
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 %
$ 2.99
$ 2.99 - $ 2.99
$ 2.99
$ 2.39
$ 2.39 - $ 2.39
$ 2.39

Foster SPN-24, 3/2" SPN Loop Clamp, Plated Steel

The Foster SPN-24 is a plated steel loop clamp sized 3/2". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand:...

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$ 2.99
$ 2.99 - $ 2.99
$ 2.99
$ 2.39
$ 2.39 - $ 2.39
$ 2.39
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 %
$ 5.99
$ 5.99 - $ 5.99
$ 5.99
$ 4.79
$ 4.79 - $ 4.79
$ 4.79

Foster SPN-28SS, 7/4" SPN Loop Clamp, Stainless Steel

The Foster SPN-28SS is a stainless steel loop clamp sized 7/4". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications B...

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$ 5.99
$ 5.99 - $ 5.99
$ 5.99
$ 4.79
$ 4.79 - $ 4.79
$ 4.79
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 %
$ 3.79
$ 3.79 - $ 3.79
$ 3.79
$ 2.99
$ 2.99 - $ 2.99
$ 2.99

Foster SPN-30, 15/8" SPN Loop Clamp, Plated Steel

The Foster SPN-30 is a plated steel loop clamp sized 15/8". A plated steel loop clamp for mounting tube, pipe, hose, or cable.Specifications Brand...

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$ 3.79
$ 3.79 - $ 3.79
$ 3.79
$ 2.99
$ 2.99 - $ 2.99
$ 2.99
Save 21% Save %

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