Air Line Couplers

Discover durable air line couplers designed for fast, leak-free connections in your compressed air setup. We offer a variety of sizes, materials, and styles—including industrial, automotive, and universal fittings—to suit every application.

Rolair 1/4" NPT 3-Way Bar Air Manifold with 3 Couplers and Plug M-BAR3CP-14-1C
Ready to Ship
Rolair 1/4" NPT 3-Way Bar Air Manifold with 3 Couplers and Plug M-BAR3CP-14-1C

Rolair

$18.95

Prevost 3/8" MNPT Plug Truflate Adaptor T-Style Corrosion Proof URP086252
Ready to Ship
Prevost 3/8" MNPT Plug Truflate Adaptor T-Style Corrosion Proof URP086252

Prevost

$9.95

1/2" Male NPT x 1/2" Body Industrial Style Plug Steel Quick Release Milton G
Ready to Ship
1/2" Male NPT x 1/2" Body Industrial Style Plug Steel Quick Release Milton G

Unbranded/Generic

$9.95

1/2" Female NPT x 1/2" Body Industrial G Style Steel Quick Release Coupler
1/2" Female NPT x 1/2" Body Industrial G Style Steel Quick Release Coupler

Unbranded/Generic

$14.95

2 Pack Prevost Safety Air Plug Coupler ISI061253 1/4" 1/2" MNPT Quality Prevo S1
Ready to Ship
2 Pack Prevost Safety Air Plug Coupler ISI061253 1/4" 1/2" MNPT Quality Prevo S1

Prevost

$59.95

Prevost Silver Air Plug Coupler IRC061202 3/8" FNPT Prevost IRC
Ready to Ship
Prevost Silver Air Plug Coupler IRC061202 3/8" FNPT Prevost IRC

Prevost

$24.95

3/8" FNPT Prevost Truflate Automotive Style Safety Air Coupler USI061202
Ready to Ship
3/8" FNPT Prevost Truflate Automotive Style Safety Air Coupler USI061202

Prevost

$24.95

Prevost 1/4" Male NPT Plug Truflate Adaptor T Style Corrosion Proof URP086251 Pack of 10
Ready to Ship
Prevost 1/4" Male NPT Plug Truflate Adaptor T Style Corrosion Proof URP086251 Pack of 10

Prevost

$34.95

Industrial M Type 3/8" Female NPT Socket 1/4" Basic Flow Size Coupler Steel
Ready to Ship
Industrial M Type 3/8" Female NPT Socket 1/4" Basic Flow Size Coupler Steel

Unbranded/Generic

$10.99

3/8" FNPT Male P-Style Coupler Buna-N Seal 300 PSI Milton 1806
Ready to Ship
3/8" FNPT Male P-Style Coupler Buna-N Seal 300 PSI Milton 1806

Milton Industries

$15.53

1/4" FNPT A M & T Style Coupler 300 PSI 42 SCFM Milton S-745
Ready to Ship
1/4" FNPT A M & T Style Coupler 300 PSI 42 SCFM Milton S-745

Milton Industries

$12.63

1/4" FNPT P-Style Coupler Buna-N Seal 300 PSI Milton 1803
Ready to Ship
1/4" FNPT P-Style Coupler Buna-N Seal 300 PSI Milton 1803

Milton Industries

$15.31

Milton 1/4" FNPT Female Push Type Coupler For A-Body Style Plugs 300 PSI Max 775
Ready to Ship
Milton 1/4" FNPT Female Push Type Coupler For A-Body Style Plugs 300 PSI Max 775

Milton Industries

$11.03

Milton H-Style Plug 1/4" FNPT Steel Quick Release Plug S-1840 - 2 Pack
Ready to Ship
Milton H-Style Plug 1/4" FNPT Steel Quick Release Plug S-1840 - 2 Pack

Milton Industries

$5.74

Milton 1/4" FNPT Female Push Type Coupler For A-Body Style Plugs 300 PSI Max 775
Ready to Ship
Milton 1/4" FNPT Female Push Type Coupler For A-Body Style Plugs 300 PSI Max 775

Milton Industries

$8.98

Milton 1/4" MNPT A-Style Plug Hardened Steel 300 PSI Max Inlet Pressure 777
Ready to Ship
Milton 1/4" MNPT A-Style Plug Hardened Steel 300 PSI Max Inlet Pressure 777

Milton Industries

$2.49

Milton ColorFit M Style coupler and Plug Kit 1/4" NPT 3 Pieces S-303MKIT Red
Ready to Ship
Milton ColorFit M Style coupler and Plug Kit 1/4" NPT 3 Pieces S-303MKIT Red

Milton Industries

$6.66

Milton V Style Coupler 1/4" Female NPT Brass Body High Flow Pro European S-764
Ready to Ship
Milton V Style Coupler 1/4" Female NPT Brass Body High Flow Pro European S-764

Milton Industries

$7.99

Milton M Style Plugs 1/4" Female NPT Steel Quick Release Plugs S-728 - 2 Pack
Ready to Ship
Milton M Style Plugs 1/4" Female NPT Steel Quick Release Plugs S-728 - 2 Pack

Milton Industries

$4.95

Milton M Style Coupler 3/8" Female NPT Brass Body Buna-N Seal 300 PSI Max 718
Ready to Ship
Milton M Style Coupler 3/8" Female NPT Brass Body Buna-N Seal 300 PSI Max 718

Milton Industries

$8.63

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