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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 %
$ 27.49
$ 27.49 - $ 27.49
$ 27.49
$ 21.99
$ 21.99 - $ 21.99
$ 21.99

Foster 2R4204, 1/4" Hansen RL Interchange Air Coupler x 3/8" Female NPT, 2FRL Series, Brass/Steel

Rugged air-line connections built for the jobsite. The Foster 2R4204 is a 1/4" coupler from the 2FRL Series, which interchanges with Hansen 1/4" 2R...

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$ 27.49
$ 27.49 - $ 27.49
$ 27.49
$ 21.99
$ 21.99 - $ 21.99
$ 21.99
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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 %
$ 27.29
$ 27.29 - $ 27.29
$ 27.29
$ 21.89
$ 21.89 - $ 21.89
$ 21.89

Foster 2R4104, 1/4" Hansen RL Interchange Air Coupler x 1/4" Male NPT, 2FRL Series, Steel

Rugged air-line connections built for the jobsite. The Foster 2R4104 is a 1/4" coupler from the 2FRL Series, which interchanges with Hansen 1/4" 2R...

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$ 27.29
$ 27.29 - $ 27.29
$ 27.29
$ 21.89
$ 21.89 - $ 21.89
$ 21.89
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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 %
$ 28.89
$ 28.89 - $ 28.89
$ 28.89
$ 23.09
$ 23.09 - $ 23.09
$ 23.09

Foster 2R4404, 1/4" Hansen RL Interchange Air Coupler x 1/2" Female NPT, 2FRL Series, Steel

Rugged air-line connections built for the jobsite. The Foster 2R4404 is a 1/4" coupler from the 2FRL Series, which interchanges with Hansen 1/4" 2R...

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$ 28.89
$ 28.89 - $ 28.89
$ 28.89
$ 23.09
$ 23.09 - $ 23.09
$ 23.09
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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 %
$ 26.59
$ 26.59 - $ 26.59
$ 26.59
$ 21.29
$ 21.29 - $ 21.29
$ 21.29

Foster 2R4004, 1/4" Hansen RL Interchange Air Coupler x 1/4" Female NPT, 2FRL Series, Steel

Rugged air-line connections built for the jobsite. The Foster 2R4004 is a 1/4" coupler from the 2FRL Series, which interchanges with Hansen 1/4" 2R...

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$ 26.59
$ 26.59 - $ 26.59
$ 26.59
$ 21.29
$ 21.29 - $ 21.29
$ 21.29
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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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$ 84.19
$ 84.19 - $ 84.19
$ 84.19
$ 67.39
$ 67.39 - $ 67.39
$ 67.39

Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5905 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 84.19
$ 84.19 - $ 84.19
$ 84.19
$ 67.39
$ 67.39 - $ 67.39
$ 67.39
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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 %
$ 84.39
$ 84.39 - $ 84.39
$ 84.39
$ 67.59
$ 67.59 - $ 67.59
$ 67.59

Foster SVPC5805, 1/2" Industrial Coupler x 1/2" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5805 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 84.39
$ 84.39 - $ 84.39
$ 84.39
$ 67.59
$ 67.59 - $ 67.59
$ 67.59
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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$ 86.39
$ 86.39 - $ 86.39
$ 86.39
$ 69.09
$ 69.09 - $ 69.09
$ 69.09

Foster SVPC5705, 1/2" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5705 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 86.39
$ 86.39 - $ 86.39
$ 86.39
$ 69.09
$ 69.09 - $ 69.09
$ 69.09
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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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$ 89.59
$ 89.59 - $ 89.59
$ 89.59
$ 71.69
$ 71.69 - $ 71.69
$ 71.69

Foster SVPC5505, 1/2" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5505 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 89.59
$ 89.59 - $ 89.59
$ 89.59
$ 71.69
$ 71.69 - $ 71.69
$ 71.69
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 %
$ 90.09
$ 90.09 - $ 90.09
$ 90.09
$ 72.09
$ 72.09 - $ 72.09
$ 72.09

Foster SVPC5405, 1/2" Industrial Coupler x 3/4" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5405 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 90.09
$ 90.09 - $ 90.09
$ 90.09
$ 72.09
$ 72.09 - $ 72.09
$ 72.09
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 %
$ 83.19
$ 83.19 - $ 83.19
$ 83.19
$ 66.59
$ 66.59 - $ 66.59
$ 66.59

Foster SVPC5305, 1/2" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5305 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 83.19
$ 83.19 - $ 83.19
$ 83.19
$ 66.59
$ 66.59 - $ 66.59
$ 66.59
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 %
$ 84.59
$ 84.59 - $ 84.59
$ 84.59
$ 67.69
$ 67.69 - $ 67.69
$ 67.69

Foster SVPC5205, 1/2" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5205 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 84.59
$ 84.59 - $ 84.59
$ 84.59
$ 67.69
$ 67.69 - $ 67.69
$ 67.69
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 %
$ 85.09
$ 85.09 - $ 85.09
$ 85.09
$ 68.09
$ 68.09 - $ 68.09
$ 68.09

Foster SVPC5105, 1/2" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5105 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 85.09
$ 85.09 - $ 85.09
$ 85.09
$ 68.09
$ 68.09 - $ 68.09
$ 68.09
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 %
$ 86.39
$ 86.39 - $ 86.39
$ 86.39
$ 69.09
$ 69.09 - $ 69.09
$ 69.09

Foster SVPC5005, 1/2" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC5005 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 86.39
$ 86.39 - $ 86.39
$ 86.39
$ 69.09
$ 69.09 - $ 69.09
$ 69.09
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 %
$ 77.29
$ 77.29 - $ 77.29
$ 77.29
$ 61.89
$ 61.89 - $ 61.89
$ 61.89

Foster SVPC4804, 3/8" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4804 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

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$ 77.29
$ 77.29 - $ 77.29
$ 77.29
$ 61.89
$ 61.89 - $ 61.89
$ 61.89
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 %
$ 75.19
$ 75.19 - $ 75.19
$ 75.19
$ 60.19
$ 60.19 - $ 60.19
$ 60.19

Foster SVPC4904, 3/8" Industrial Coupler x 1/2" Hose ID, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4904 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

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$ 75.19
$ 75.19 - $ 75.19
$ 75.19
$ 60.19
$ 60.19 - $ 60.19
$ 60.19
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 %
$ 75.69
$ 75.69 - $ 75.69
$ 75.69
$ 60.59
$ 60.59 - $ 60.59
$ 60.59

Foster SVPC4504, 3/8" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4504 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

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$ 75.69
$ 75.69 - $ 75.69
$ 75.69
$ 60.59
$ 60.59 - $ 60.59
$ 60.59
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 %
$ 78.19
$ 78.19 - $ 78.19
$ 78.19
$ 62.59
$ 62.59 - $ 62.59
$ 62.59

Foster SVPC4404, 3/8" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4404 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

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$ 78.19
$ 78.19 - $ 78.19
$ 78.19
$ 62.59
$ 62.59 - $ 62.59
$ 62.59
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 %
$ 75.59
$ 75.59 - $ 75.59
$ 75.59
$ 60.39
$ 60.39 - $ 60.39
$ 60.39

Foster SVPC4304, 3/8" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4304 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

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$ 75.59
$ 75.59 - $ 75.59
$ 75.59
$ 60.39
$ 60.39 - $ 60.39
$ 60.39
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 %
$ 74.49
$ 74.49 - $ 74.49
$ 74.49
$ 59.59
$ 59.59 - $ 59.59
$ 59.59

Foster SVPC4204, 3/8" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4204 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 74.49
$ 74.49 - $ 74.49
$ 74.49
$ 59.59
$ 59.59 - $ 59.59
$ 59.59
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 %
$ 74.29
$ 74.29 - $ 74.29
$ 74.29
$ 59.49
$ 59.49 - $ 59.49
$ 59.49

Foster SVPC4104, 3/8" Industrial Coupler x 1/4" Male NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4104 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 74.29
$ 74.29 - $ 74.29
$ 74.29
$ 59.49
$ 59.49 - $ 59.49
$ 59.49
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 %
$ 78.59
$ 78.59 - $ 78.59
$ 78.59
$ 62.89
$ 62.89 - $ 62.89
$ 62.89

Foster SVPC4004, 3/8" Industrial Coupler x 1/4" Female NPT, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC4004 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable...

View full details
$ 78.59
$ 78.59 - $ 78.59
$ 78.59
$ 62.89
$ 62.89 - $ 62.89
$ 62.89
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 %
$ 87.59
$ 87.59 - $ 87.59
$ 87.59
$ 70.09
$ 70.09 - $ 70.09
$ 70.09

Foster SVPC1815, 1/2" Industrial Coupler x 1/2" Push-On Hose Stem, SV Series, Safety Vent, Protective Cover, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SVPC1815 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 87.59
$ 87.59 - $ 87.59
$ 87.59
$ 70.09
$ 70.09 - $ 70.09
$ 70.09
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 %
$ 96.79
$ 96.79 - $ 96.79
$ 96.79
$ 77.49
$ 77.49 - $ 77.49
$ 77.49

Foster SV6906, 3/4" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6906 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

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$ 96.79
$ 96.79 - $ 96.79
$ 96.79
$ 77.49
$ 77.49 - $ 77.49
$ 77.49
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 %
$ 96.29
$ 96.29 - $ 96.29
$ 96.29
$ 76.99
$ 76.99 - $ 76.99
$ 76.99

Foster SV6706, 3/4" Industrial Coupler x 1" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV6706 is a steel 3/4" Safety Vent coupler from the SV Series, interchangeable w...

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$ 96.29
$ 96.29 - $ 96.29
$ 96.29
$ 76.99
$ 76.99 - $ 76.99
$ 76.99
Save 20% Save %

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