As a veteran-grade snap disc thermostat

The center run is a 3/8-inch Male Pipe Thread (MPT)

combining the stability of incinerator-style pilots with the precision of target-type models

it will allow air in during drainage

Is this compatible with non-York systems

BASO K16RM-96 Thermocouple Els PW 17895 As a veteran-grade snap discWhen you need a reliable flame proving device for your standing pilot ignition systems, the BASO K16RM 96 thermocouple is a solid choice. This heavy duty, 96 inch thermocouple is engineered for consistent performance in demanding HVACR environments. Featuring a durable nickel plated thermocouple construction, it offers enhanced corrosion resistance, extending its operational lifespan. It's designed to deliver an open circuit voltage range of 25 35 mV,