Sanitary fitting and seal for same

摘要

The fitting (10) has a connecting thread (14) with a receiving groove (15), which is provided with a knurling (16) in a groove base. A sealing ring (40) is arranged in the receiving groove, and comprises a socket. A thread pitch adjacent to the receiving groove is shorter on a side that is turned away from a free end of the connecting thread. A bar is asymmetrically arranged on the socket of the sealing ring and formed by layers arranged on two sides. The sealing ring is made of plastic and elastomer.