Rondelle de restriction 8,4 De Dietrich S100621

The restriction washer 8,4 is a precision component used in boiler and burner systems to control flow rates. By limiting the passage of gas or liquid, it helps optimize combustion and system performance. This washer is a common spare part for gas burners and other heating equipment where accurate flow regulation is needed. When replacing restriction washers during maintenance, ensure you use the correct size to maintain efficiency. Add this restriction washer to your boiler spare parts collection for dependable repairs.