Convert a flare fitting to an oring, or an oring to a flare. Add a charge port to an aluminum line, or a rubber line. Make custom aluminum a/c lines, repair a fitting barb, or convert a GM compressor to fit universal hoses. This page has a large assortment of special air conditioning fittings, ports, seals, and adapters to perform any job. Orings and a/c system seals are available as well. Please make sure you are choosing the correct seals. There are many different orings available, we have only listed the most popular.