Is the AM-125-48 compatible with older Barber Colman systems

the units are identical in specifications

Generic parts often lack the precise dimensions of a factory authorized part

and glycol-based systems

Nordyne 904985 Parts Bag 322056-301 Is the AM-125-48 compatible withEnsure your next system service is completed to factory standards with the Nordyne 904985 Parts Bag. This genuine OEM hardware kit is a critical resource for contractors working on G7 high efficiency furnaces and associated 90+ AFUE residential heating units. Designed to provide the specific gas valve conversion components and specialized mounting hardware required for high performance installations, this kit eliminates the downtime of sourcing