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.

Purple ColorFit V-Style Coupler and Plug Kit 1/4" NPT 14 Pieces Milton S-314VKIT
Ready to Ship
Purple ColorFit V-Style Coupler and Plug Kit 1/4" NPT 14 Pieces Milton S-314VKIT

Milton Industries

$48.95

Milton H Style Coupler 3/8" Female NPT Kwick Change Coupler S-1835
Ready to Ship
Milton H Style Coupler 3/8" Female NPT Kwick Change Coupler S-1835

Milton Industries

$15.61

Milton 1/4" MNPT G-Style Plug Hardened Steel Rust Resistant 300 PSI Maximum 1855
Ready to Ship
Milton 1/4" MNPT G-Style Plug Hardened Steel Rust Resistant 300 PSI Maximum 1855

Milton Industries

$4.24

Milton H-Style Plug 3/8" FNPT Steel Quick Release Plug S-1838 - 2 Pack
Ready to Ship
Milton H-Style Plug 3/8" FNPT Steel Quick Release Plug S-1838 - 2 Pack

Milton Industries

$6.95

1/4" FNPT T-Style Coupler Quick Connect Fitting 300 PSI Milton 785
Ready to Ship
1/4" FNPT T-Style Coupler Quick Connect Fitting 300 PSI Milton 785

Milton Industries

$7.79

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

Exelair by Milton 12 Piece Air Coupler and Plug Kit 1/4" M Style EX0312MKIT
Ready to Ship
Exelair by Milton 12 Piece Air Coupler and Plug Kit 1/4" M Style EX0312MKIT

Milton Industries

$21.95

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

$1.99

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" Male NPT Brass Body High Flow Pro European S-765
Ready to Ship
Milton V Style Coupler 1/4" Male NPT Brass Body High Flow Pro European S-765

Milton Industries

$7.99

V-Style Plugs 1/4" MNPT Steel High Flow Pro European Milton S-760-1 - 2 Pack
Ready to Ship
V-Style Plugs 1/4" MNPT Steel High Flow Pro European Milton S-760-1 - 2 Pack

Milton Industries

$4.95

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

Prevost 3/8"Male NPT ARO Interchange High Quality Steel Coupler Plug ARP 066252
Ready to Ship
Prevost 3/8"Male NPT ARO Interchange High Quality Steel Coupler Plug ARP 066252

Prevost

$2.95

Prevost ARO Style Safety Air Plug Coupler ASI061203 1/2" Female NPT Prevo S1
Ready to Ship
Prevost ARO Style Safety Air Plug Coupler ASI061203 1/2" Female NPT Prevo S1

Prevost

$32.95

Prevost ASI061253 High Flow Safety Air Plug Coupler 1/2" MNPT
Ready to Ship
Prevost ASI061253 High Flow Safety Air Plug Coupler 1/2" MNPT

Prevost

$28.95

3/8" MNPT Air Hose Quick Coupler Plug M2-30PM
Ready to Ship
3/8" MNPT Air Hose Quick Coupler Plug M2-30PM

Unbranded/Generic

$5.95

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 1/2" Male NPT Plug Truflate Adaptor T Style Corrosion Proof URP086253
Ready to Ship
Prevost 1/2" Male NPT Plug Truflate Adaptor T Style Corrosion Proof URP086253

Prevost

$7.95

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

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