1/4" Cap

SSP Instrumentation Duolok™ tube fittings are designed, manufactured and quality controlled to be totally "interchangeable" with the Swagelok™ brand of tube fittings. Component by component examination plainly shows the two brands as completely "componentintermixable." The precision manufacturing of both products to stringent tolerances under rigid quality control procedures ensures the safety, performance and reliability of service whenever Duolok™ and Swagelok™ component parts are mixed and used in accordance with published installation and service recommendations.

SSP proudly makes Duolok™, TruFit™, FloLok™ and hundreds of other products 100% in the USA!