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Parker Hannifin · Air System
DCR601-4
In stock · ships from Knoxville
This is a 1/4" NPT drain cock used to manually drain moisture and contaminants from air tanks in heavy-duty truck and trailer air brake systems.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 3 applications
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All confirmed applications for this part number.
Other applications
Other applications
Commonly found on Class 8 trucks and trailers. Verify thread size before ordering.
Part data verified against 4 catalog sources
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It screws directly into the tank’s drain port and is opened by turning the elliptical handle. Regular draining and replacement of a leaking or stuck valve help prevent internal tank corrosion and keep the air system functioning properly.
Part Number: DCR601-4
DRAIN COCK, AIR TANK
Unit: ea
Dealer: Knox Trailers
Compatibility, alternatives, and more
Parts commonly needed alongside air system
