Cars

Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler

Take the aggravation out of air tool hookup with universal couplers.

Ever borrowed a friend’s air tool for a job only to find out it won’t correctly mate to your air hose? Discovered your air tools wouldn’t hook up when you went to work at a new shop? Bought the “wrong” coupler for your newest air tool? Da-oh—we’ve all been there. Air tool connections can be a real pain with the many different couplers out there. Fortunately, there’s a solution: Harbor Freight offers universal air tool quick-couplers that mate with the most common plugs, including Amflo, Milton, and Tru-Flate®. Gets my seal of approval.

, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
Harbor Freight’s Merlin
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
U-series universal quick air tool couplers work with most common air tool plugs. Male (PN 63550) and female (PN 63549) versions are available, both made from corrosion-resistant brass and threaded for 1/4-18 NPT.

, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
What makes the universal coupler universal: its unique two-surface seal (arrows). Not visible in the exploded view are the little round balls that fit inside the holes in the part at right that serve to lock the air-chuck in place.
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
, Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler
The seal (at center) is large enough to accommodate different coupler configurations. The fitting on the right slips inside the seal; the fitting to the left fits over the outside of the seal. The flexible orange elastomer accommodates any slack.

 

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Source

Harbor Freight Tools; Calabasas, CA; 800.444.3353 (except tech) or 888.866.5797 (tech); HarborFreight.com

The post Inside Marlan’s Secret Toolbox: Universal Quick-Connect Air-Tool Coupler appeared first on Hot Rod Network.

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