Bus AC Fitting FTG 90 #10 FOR X #12 EZ CLIP. Fitting Material STEEL , Fitting Angle 90° , Fitting Gender FEMALE , Fitting Type O-RING , Thread 7/8-14 , Fitting Size 5/8 , Hose Size #12. We sell more than shuttle bus air conditioning parts. Please browse our store for all of your shuttle bus parts needs.