AN-6 45 Degree FORGED PTFE Hose Fitting. The PTFE reusable hose ends are easier to install than cutter-style fittings and more user-friendly. Automotive d/ Aerospace-quality PTFE hose end. Fitting, PTFE Hose End, 45 Degree forged, -6 AN Hose to Female -6 AN, Aluminium, Red/Blue, Each.