06/01/2026
Repeated wrench tightening can damage tube fittings, slow calibration work, and introduce leaks.
Ralston Quick-test™ adapters connect in seconds with a gas-tight seal using only your fingers.
No tools. No leaks.
Best of all, they’re part of the Ralston Quick-test Connection System of hoses, fittings, and adapters designed to simplify pressure calibration setups.
Compatible with Swagelok, Parker, Tylok, SSP, and other major tube fitting brands.
Learn more: https://www.ralstoninst.com/ralston-quick-test-system