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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 %
$ 79.49
$ 79.49 - $ 79.49
$ 79.49
$ 63.59
$ 63.59 - $ 63.59
$ 63.59

Foster SV5505CA, 1/2" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5505CA is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 79.49
$ 79.49 - $ 79.49
$ 79.49
$ 63.59
$ 63.59 - $ 63.59
$ 63.59
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 %
$ 71.09
$ 71.09 - $ 71.09
$ 71.09
$ 56.89
$ 56.89 - $ 56.89
$ 56.89

Foster SV5405, 1/2" Industrial Coupler x 3/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5405 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

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$ 71.09
$ 71.09 - $ 71.09
$ 71.09
$ 56.89
$ 56.89 - $ 56.89
$ 56.89
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 %
$ 55.49
$ 55.49 - $ 55.49
$ 55.49
$ 44.39
$ 44.39 - $ 44.39
$ 44.39

Foster SV5505, 1/2" Industrial Coupler x 3/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5505 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

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$ 55.49
$ 55.49 - $ 55.49
$ 55.49
$ 44.39
$ 44.39 - $ 44.39
$ 44.39
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 %
$ 54.79
$ 54.79 - $ 54.79
$ 54.79
$ 43.89
$ 43.89 - $ 43.89
$ 43.89

Foster SV5205, 1/2" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5205 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

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$ 54.79
$ 54.79 - $ 54.79
$ 54.79
$ 43.89
$ 43.89 - $ 43.89
$ 43.89
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 %
$ 78.39
$ 78.39 - $ 78.39
$ 78.39
$ 62.69
$ 62.69 - $ 62.69
$ 62.69

Foster SV5305CA, 1/2" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5305CA is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 78.39
$ 78.39 - $ 78.39
$ 78.39
$ 62.69
$ 62.69 - $ 62.69
$ 62.69
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 %
$ 77.99
$ 77.99 - $ 77.99
$ 77.99
$ 62.39
$ 62.39 - $ 62.39
$ 62.39

Foster SV5205CA, 1/2" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5205CA is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable...

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$ 77.99
$ 77.99 - $ 77.99
$ 77.99
$ 62.39
$ 62.39 - $ 62.39
$ 62.39
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 %
$ 54.79
$ 54.79 - $ 54.79
$ 54.79
$ 43.89
$ 43.89 - $ 43.89
$ 43.89

Foster SV5305, 1/2" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5305 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 54.79
$ 54.79 - $ 54.79
$ 54.79
$ 43.89
$ 43.89 - $ 43.89
$ 43.89
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 %
$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99

Foster SV5105, 1/2" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5105 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

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$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99
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 %
$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99

Foster SV5005, 1/2" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV5005 is a steel 1/2" Safety Vent coupler from the SV Series, interchangeable w...

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$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99
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 %
$ 48.79
$ 48.79 - $ 48.79
$ 48.79
$ 38.99
$ 38.99 - $ 38.99
$ 38.99

Foster SV4904, 3/8" Industrial Coupler x 1/2" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4904 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

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$ 48.79
$ 48.79 - $ 48.79
$ 48.79
$ 38.99
$ 38.99 - $ 38.99
$ 38.99
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 %
$ 48.79
$ 48.79 - $ 48.79
$ 48.79
$ 38.99
$ 38.99 - $ 38.99
$ 38.99

Foster SV4804, 3/8" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4804 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

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$ 48.79
$ 48.79 - $ 48.79
$ 48.79
$ 38.99
$ 38.99 - $ 38.99
$ 38.99
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 %
$ 55.29
$ 55.29 - $ 55.29
$ 55.29
$ 44.29
$ 44.29 - $ 44.29
$ 44.29

Foster SV4604, 3/8" Industrial Coupler x 1/4" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4604 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

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$ 55.29
$ 55.29 - $ 55.29
$ 55.29
$ 44.29
$ 44.29 - $ 44.29
$ 44.29
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 %
$ 47.89
$ 47.89 - $ 47.89
$ 47.89
$ 38.29
$ 38.29 - $ 38.29
$ 38.29

Foster SV4504, 3/8" Industrial Coupler x 1/2" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4504 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 47.89
$ 47.89 - $ 47.89
$ 47.89
$ 38.29
$ 38.29 - $ 38.29
$ 38.29
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 %
$ 48.39
$ 48.39 - $ 48.39
$ 48.39
$ 38.79
$ 38.79 - $ 38.79
$ 38.79

Foster SV4404, 3/8" Industrial Coupler x 1/2" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4404 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 48.39
$ 48.39 - $ 48.39
$ 48.39
$ 38.79
$ 38.79 - $ 38.79
$ 38.79
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 %
$ 47.89
$ 47.89 - $ 47.89
$ 47.89
$ 38.29
$ 38.29 - $ 38.29
$ 38.29

Foster SV4304, 3/8" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4304 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 47.89
$ 47.89 - $ 47.89
$ 47.89
$ 38.29
$ 38.29 - $ 38.29
$ 38.29
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 %
$ 47.29
$ 47.29 - $ 47.29
$ 47.29
$ 37.89
$ 37.89 - $ 37.89
$ 37.89

Foster SV4204, 3/8" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4204 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 47.29
$ 47.29 - $ 47.29
$ 47.29
$ 37.89
$ 37.89 - $ 37.89
$ 37.89
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 %
$ 47.49
$ 47.49 - $ 47.49
$ 47.49
$ 37.99
$ 37.99 - $ 37.99
$ 37.99

Foster SV4104, 3/8" Industrial Coupler x 1/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4104 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 47.49
$ 47.49 - $ 47.49
$ 47.49
$ 37.99
$ 37.99 - $ 37.99
$ 37.99
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 %
$ 47.49
$ 47.49 - $ 47.49
$ 47.49
$ 37.99
$ 37.99 - $ 37.99
$ 37.99

Foster SV4004, 3/8" Industrial Coupler x 1/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV4004 is a steel 3/8" Safety Vent coupler from the SV Series, interchangeable w...

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$ 47.49
$ 47.49 - $ 47.49
$ 47.49
$ 37.99
$ 37.99 - $ 37.99
$ 37.99
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 %
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.89
$ 31.89 - $ 31.89
$ 31.89

Foster SV3703, 1/4" Industrial Coupler x 3/8" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3703 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.89
$ 31.89 - $ 31.89
$ 31.89
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 %
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.89
$ 31.89 - $ 31.89
$ 31.89

Foster SV3603, 1/4" Industrial Coupler x 1/4" Hose ID, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3603 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.89
$ 31.89 - $ 31.89
$ 31.89
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 %
$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09

Foster SV3303, 1/4" Industrial Coupler x 3/8" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3303 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09
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 %
$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09

Foster SV3203, 1/4" Industrial Coupler x 3/8" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3203 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09
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 %
$ 37.29
$ 37.29 - $ 37.29
$ 37.29
$ 29.79
$ 29.79 - $ 29.79
$ 29.79

Foster SV3103, 1/4" Industrial Coupler x 1/4" Male NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3103 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 37.29
$ 37.29 - $ 37.29
$ 37.29
$ 29.79
$ 29.79 - $ 29.79
$ 29.79
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 %
$ 37.29
$ 37.29 - $ 37.29
$ 37.29
$ 29.79
$ 29.79 - $ 29.79
$ 29.79

Foster SV3003, 1/4" Industrial Coupler x 1/4" Female NPT, SV Series, Safety Vent, Steel

Safer air disconnects for shop air and pneumatic tools. The Foster SV3003 is a steel 1/4" Safety Vent coupler from the SV Series, interchangeable w...

View full details
$ 37.29
$ 37.29 - $ 37.29
$ 37.29
$ 29.79
$ 29.79 - $ 29.79
$ 29.79
Save 20% Save %

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