When performing routine teardowns or replacing a hot surface ignitor

While the gasket itself provides the seal

dry-seal pipe threads for maximum clearance and a secure

Using an OEM-spec replacement spring ensures the actuator maintains its intended closing force and stroke response across the full operating range

Maximum Durability: Forged from premium 2000 PSI-rated brass for superior resistance to vibration and thermal expansion

McDonnell & Miller 313200 Strainer Gasket When performing routine teardowns orFor veterans in the field, maintaining a leak proof seal on critical boiler water feeders is non negotiable. The McDonnell & Miller 313200 Strainer Gasket (Model 37 39) is a precision cut 4 hole sealing component designed specifically for McDonnell & Miller 47 Series, 53 Series, 67 Series, and 70 Series water feeders and low water cut offs. This OEM replacement part is essential when servicing the 14 B blow down valve or the integrated strainer