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KP Services Crossville · Hardware & Fasteners
90323-2
In stock · ships from Knoxville
A brass pipe bushing with a 1/2-inch male NPT thread on one end and a 1/4-inch female NPT thread on the other.
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Universal fit
Generic NPT pipe reducer; not vehicle‑ or system‑specific. Fits any standard 1/2″ NPT port and reduces to 1/4″ NPT.
Part data verified against 5 catalog sources
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It’s used to adapt a larger threaded port down to a smaller pipe or fitting, commonly found in air brake, fuel, and pneumatic systems on heavy-duty trucks. You would replace it if the threads are damaged or if you are re‑plumbing a connection that needs a size reduction. The “‑2” suffix indicates a package quantity of 5 pieces.
Part Number: 90323-2
PIPE BUSHING 1/2X1/4
Unit: ea
Dealer: KP Services Crossville
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