Couplings feature a plastic thumb latch, fewer moving parts, and a smooth contoured design to deliver ease-of-use and excellent flow in a compact size. Maximum working pressure 120 psi . Operating temperature -40 degrees F to 180 degrees F. Buna-N Seal. Vacuum to 120 psi. Can be used for potable water filtration, parts washing, carpet cleaners, thermal therapy, and beverage dispensing. Great for your fill tube.
These are designed for 3/8" tubing.