SV1XV's photos with the keyword: fire hydrants

Detail of one of the two outlets of a fire hydrant in Athens, Greece. It shows the custom 2½ inches, 5 tpi, 55 degrees thread, as specified by the Hellenic Fire Service. Greek fire engines carry an adapter between this thread and Storz 65. (DSCN0082) This work is licensed under a Creative Commons Attribution 4.0 International License .