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Post Onsite · Hardware & Fasteners
103A-4
In stock · ships from Knoxville
This is a yellow brass female pipe coupling with 1/4 inch NPT threads on both ends.
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Verified fitment for 1 applications
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All confirmed applications for this part number.
Universal fit
Generic NPT pipe fitting suitable for any system using 1/4 inch brass pipe. Common in air brake plumbing, fuel lines, and coolant lines. No vehicle-specific fitment.
Part data verified against 4 catalog sources
Numbers this part supersedes or interchanges with. Showing 8 of 8.
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It is used to join two pipes or fittings in air, water, oil, or fuel lines on heavy-duty trucks and trailers. Technicians replace it when threads are damaged or when plumbing modifications are needed.
Part Number: 103A-4
1/4 BRASS COUPLER
Unit: ea
Dealer: Post Onsite
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