Superlok valves and fittings are made to the highest possible standards. They use only the highest grade raw materials and their tolerances are 1/1000” for each and every part. Superlok assures a leak tight seal in all process, power and instrumentation applications. The Superlok design is completely intermixable and interchangeable with all Swagelok and Swagelok Style Fittings. Superlok has a large warehouse in Ventura, CA where all of their fittings and valves are stocked. If you can’t find the fitting or valve at Apex, you’ll be sure to find it at the Superlok warehouse. We ensure extremely fast lead times, excellent service in the selection process and great pricing on all components. Call Apex for your industrial tubing and fitting needs.