Burner Ring, X88 w/ #52 Nozzle for Natural Gas or Propane by | Jul 23, 2026Burner Ring, X88 w/ #52 Nozzle. This 8.749-968.0 X88 Burner Ring with #52 Nozzles is used on a variety of natural gas or propane fired hot water pressure washers. Natural gas or propane fired hot water pressure washers.