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Automann · Air System
177.7812
In stock · ships from Knoxville
This is a pre-assembled air hose for heavy-duty truck and trailer air brake 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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Other applications
Fits any air system connection requiring a 1/2" ID hose with 3/8" NPT fittings and a 12-inch length. Not vehicle-specific; commonly used on a wide range of Class 8 trucks and trailers.
Part data verified against 3 catalog sources
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It features a 1/2-inch inner diameter hose with 3/8-inch NPT male fittings on both ends and an overall length of 12 inches. It is commonly used to connect air valves, brake chambers, or other pneumatic components. Replace the hose when it shows signs of cracking, abrasion, or air leaks to maintain proper brake system pressure and safety.
Part Number: 177.7812
AIR HOSE ASSY 1/2X3/8X12
Unit: ea
Vendor: Automann
Dealer: KP Services Crossville
Compatibility, alternatives, and more
Parts commonly needed alongside air system
