Floating face seals are used by many different names, including duo cone seals, dual cone seals, toric rings, mechanical face seals or main seals. The assembly of the floating seal consists of two halves. Each half has a sealing ring and a toric elastomeric ring acting as a secondary sealing element. Finely polished / wound so that one side of the seal ring engages with one side of the opposite seal ring. The elastomeric ring presses two seal halves together to provide a seal.