this is a #20 orifice which is common in many York residential models

Whether you are performing routine HVAC maintenance or a complete gas valve assembly overhaul

Designed for seamless integration into HVACR systems

ensuring smooth door actuation without over-stressing the motor

Weil McLain 592-800-007 Polmer Seal this is a #20 orificeThe Weil McLain 592 800 007 is a precision engineered 6 inch bottom elastomer seal designed to maintain the pressure vessel integrity of high output cast iron boilers. This critical HVAC replacement part is engineered specifically for sealing section joints in various Weil McLain series, including the 86, 88, 94, and EG EGH models. Unlike standard gaskets, this industrial grade elastomeric seal provides superior resistance to chemical degradation and