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The TRU-FLATE 38-790-4 is a standard tire valve core designed for general-purpose inflation and deflation service across a wide range of tire valve housings. Each core features 0.206 inch diameter, 36-thread-per-inch specifications, which are the established standard dimensions used throughout the North American and international tire service industry. This 4-pack is used by automotive technicians, tire service professionals, truck fleet maintenance crews, and HVAC technicians servicing equipment with Schrader-style valve fittings. The compact brass construction threads directly into standard valve stems using a valve core removal tool, making replacements quick during routine tire maintenance or when a leaking core is identified.
These valve cores are suited for passenger vehicle tires, light truck tires, and general equipment tires where a standard 0.206 inch, 36-thread core is specified. The cores meet specifications 22-V-25 and TR-C-1, confirming compliance with recognized industry dimensional and performance standards. They are compatible with existing U.S.A. housing standards, E.T.R.T.O. housing standards, and I.S.O. standards, making them appropriate for both domestic and internationally sourced valve stems found in mixed-fleet and import vehicle service environments.
Compatible with existing U.S.A. and E.T.R.T.O. housing standards as well as I.S.O. standards. Suitable for any valve stem housing accepting a standard 0.206 inch, 36-thread valve core.
Tire service technicians install valve cores using a dedicated valve core removal and installation tool. Deflate the tire or system completely before removing an existing core to prevent pressure-driven ejection. Thread the replacement core in by hand first, then snug with the tool — do not overtighten, as valve core seats are brass and can be damaged. After installation, verify the seal with a soap solution or electronic leak detector before returning the tire to service.
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