1) кольцо
2) фланец
3) обод; обруч; хомут; проушина
4) обечайка; обойма
5) звено цепи
6) архивольт
- angle ring
- annual ring
- arch ring
- backing ring
- bolted cast-iron ring
- corrugated toothed ring
- crimp ring
- cutting ring
- frost ring
- joint ring
- life ring
- manhole ring
- mooring ring
- mud ring
- O ring
- pile ring
- plaster ring
- proving ring
- Raschig rings
- reinforcing ring
- sealing ring
- shaft ring
- shrunk-on ring
- slewing ring
- spacer ring
- split ring
- steel compressive ring