This collar is specifically intended for 1/2" round or 3/8" square shaft adapters

This body is designed specifically for the Erie PopTop series actuators

This prevents localized "hot spots" in the heat exchanger or freezing on the evaporator coil caused by lagged sensor feedback

it provides consistent high-speed torque and reliable clockwise (CW) rotation under heavy thermal loads

Designed specifically for integration with Aaon rooftop units and air handlers

Williams P321888 Manifold Adapter 322056-301 This collar is specifically intendedThe Williams P321888 Manifold Adapter is a precision engineered OEM replacement part designed specifically for residential and commercial Williams Forsaire furnaces equipped with a standing pilot system. As a veteran grade HVAC replacement part, this adapter ensures a secure, leak free connection between the gas valve and the burner manifold, critical for maintaining proper manifold gas pressure. Furnace manifold repair often requires specific