Description - Crimp Field Attachable Couplings- Rigid Female NPTF This item is a suitable alternative for the following: 217-HY0606FF, HY06-06FF, HU0606NB, HU06-06NB, 102HY66, HA0606NB, A102HY66, 6FF6SB, 948314, HY0606NB, A-102HY-6-6, 102HY-6-6