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Parker · Hardware & Fasteners
PTCX68X4X4
In stock · ships from Knoxville
This is a brass push-to-connect (PTC) male connector used in heavy-duty truck and trailer air systems.
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Verified fitment for 2 applications
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All confirmed applications for this part number.
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Universal D.O.T. push-to-connect fitting designed for any system using 1/4 in. OD thermoplastic tubing and 1/4 in. NPT ports. Fits most Class 8 trucks and trailers equipped with air systems.
Part data verified against 4 catalog sources
Numbers this part supersedes or interchanges with. Showing 5 of 5.
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It lets you join a 1/4-inch outside diameter plastic air line to a female 1/4-inch NPT threaded port without any tools—just push the tubing in to lock it. You typically replace this fitting when the internal O-ring wears out causing air leaks, or when upgrading or repairing air brake, suspension, or tire inflation lines on commercial vehicles. Its brass body and D.O.T. compliance mean it’s built to handle the vibration and pressure of on-road air systems reliably.
Part Number: PTCX68X4X4
1/4X1/4 MALE CONN
Unit: ea
Dealer: Post Onsite
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