Pay in 4 interest-free payments of $39.94 Learn more
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
The Aaon P86520 Pressure Switch is a critical safety component designed for high-pressure monitoring in Aaon HVAC systems
Durable metal construction resists warping and thermal degradation during long heating cycles
Simplified Installation: Standardized mounting holes and a 1/2" NPT orifice inlet allow for a straightforward swap in packaged units or split systems
Designed specifically for Lennox TUA series models
McDonnell & Miller 323400 Head Gasket 318820-201 The Aaon P86520 Pressure SwitchWhen you are performing a teardown on a boilers low water cut off, a blown or degraded McDonnell & Miller 323400 head gasket is often the culprit behind persistent steam leaks at the flange. This Model 92 68 replacement gasket is engineered specifically for the 94 Series and 194 Series pump controllers and low water cut offs. As a veteran grade boiler replacement part, it provides the critical seal required between the valve assembly and the float
