these part numbers are synonymous in technical specifications and physical build

The Heil Quaker ICP 1171426 Motor Pulley is a high-grade variable pitch sheave designed for precise HVAC blower speed adjustment in commercial and residential fan-drive systems

Professional-grade Honeywell 32004254-002 self-centering shaft adapters are critical for ensuring precise alignment and maximum torque transfer in damper actuator applications

The blue R9110-512 covers the 5-12" WC range

Honeywell 14004406-910 Thermostat Cover these part numbers are synonymousThe Honeywell 14004406 910 serves as a direct replacement component for various commercial pneumatic thermostats, providing a ruggedized interface for sensitive environmental controls. Engineered for versatility, this cover supports both vertical and horizontal mounting orientations, making it a critical stock item for retrofitting older pneumatic systems. The unit features built in temperature scale inserts calibrated for a 60 90 degree Fahrenheit