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Lincoln Quick Connect Air Couplings

Hook up air tools fast and keep flow up. Our stock of Lincoln Quick Connect Air Couplings include long stem couplers with matching male or female nipples for standard 1/4" shop air and 4-ball high-flow couplers when you need more SCFM with less pressure drop. Sleeve guards help stop accidental disconnects.

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Lincoln Long Stem Air Couplers
Lincoln Long Stem Air Couplers
Lincoln long stem female air coupler made of zinc plated steel with a 1/4" body and 1/4"-18 NPT internal thread. Lincoln interface handles about 32 SCFM at up to 300 psi and resists corrosion for longer service life. Suitable for shop and automotive air line connections.
Body Size: 1/4"

Item # Thread Size Thread Type Measurement Type Maximum Pressure Material Package Qty
1/4" x 1/4" FPT Lincoln Long Stem Female Air Coupler - 2 Pack
1/4"-18
Internal
NPT
300 psi
Steel
2
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Lincoln Long Stem Male Nipples
Lincoln Long Stem Male Nipples
Lincoln long stem male nipple constructed from zinc plated steel with Lincoln interface and 1/4"-18 external NPT thread. Zinc plating resists corrosion and the long stem design helps reliable connection under pressure. Suited for shop and automotive air lines.
Body Size: 1/4"

Item # Thread Size Thread Type Measurement Type Maximum Pressure Material Package Qty
1/4" x 1/4" MPT Lincoln Long Stem Male Nipple (Plug) - 5 Pack
1/4"-18
External
NPT
300 psi
Steel
5
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Lincoln Long Stem Female Nipples
Lincoln Long Stem Female Nipples
Lincoln long stem female nipple constructed from steel with zinc plating and Lincoln interface. Standard FPT internal threaded air plug accepts 1/4"-18 connections and handles about 32 SCFM at up to 300 psi. Zinc finish resists corrosion and improves service life, ideal for shop air lines.
Body Size: 1/4"

Item # Thread Size Thread Type Measurement Type Maximum Pressure Material Package Qty
1/4" x 1/4" FPT Lincoln Long Stem Female Nipple (Plug) - 5 Pack
1/4"-18
Internal
NPT
300 psi
Steel
5
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Lincoln Parker® 4 Ball High Flow Air Couplers
Lincoln Parker® 4 Ball High Flow Air Couplers
Parker Lincoln 4 ball high flow female air coupler in brass with 1/4" NPT internal thread. The tubular valve provides high airflow with minimal pressure drop and nitrile seals form a bubble-tight seal. Sleeve guard prevents accidental disconnect and improves service life.
Body Size: 1/4"

Item # Thread Size Thread Type Measurement Type Maximum Pressure Material Package Qty
Parker® 1/4" x 1/4" FPT Lincoln 4 Ball High Flow Female Air Coupler
1/4"-18
Internal
NPT
300 psi
Brass
1
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1 option | Item #: 52935
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1 option | Item #: 52933
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1 option | Item #: 52934
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1 option | Item #: 52597
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