the Sensus 143-80-6-1 1/4 is compatible with propane systems when sized correctly for the specific gravity and BTU load of the application

preventing premature burnout in boiler or steam-line environments

Designed with a precise 20-degree pitch

Replacing the entire housing ensures the integrity of the gasket and blower wheel

Honeywell 009640 Gear and Bearing Els PW 17895 the Sensus 143-80-6-1 1/4 isThe Honeywell 009640 is a critical fiber gear and bearing assembly designed for precision timing and mechanical actuation within legacy Honeywell combustion control systems and damper actuators. Engineered for high load durability, this replacement fiber gear features a self lubricating nylon fiber composite construction that reduces friction and prevents heat buildup during continuous duty cycles. This specific 009640 gear assembly serves as a direct