FITOK CS-U-FL6 3/8” OD Compression Union – Zinc Plated Steel, 2-Ferrule, 6200 Psi

This FITOK compression union is a beast.

Brand new, CS-U-FL6 model, made for 3/8-inch OD tubing.

It’s a straight union, both ends compression-to-compression, with a two-ferrule grip that holds tight up to 6200 psi.

Body is zinc-plated carbon steel, so corrosion resistance is solid.

Perfect for instrumentation, hydraulic systems, or any industrial tubing application where leaks are not an option.

Precision-machined, clean threads, no burrs.

If you’re building or repairing a system that needs reliable high-pressure connections, this is the fitting you want.

Don’t gamble with cheap stuff—go FITOK and forget about it.