Can I use this 1/8" orifice to replace a larger 1/2" orifice

Does this include the O-ring and nut for installation

Engineered to provide consistent timing for both the "on" and "off" delay sequences

Designed specifically for Robertshaw 722 series dual gas valves

Heil Quaker ICP 1065294 Limit Switch Can I use this 1/8"The Heil Quaker ICP 1065294 is a precision engineered automatic reset limit switch designed for critical high temperature monitoring within HVAC air handlers and furnaces. Featuring a fixed temperature range of 110 140F, this thermal safety switch acts as a fail safe mechanism, disrupting the electrical circuit to the burner or heating elements should the plenum temperatures exceed safe operating parameters. As a genuine ICP replacement part, it