Trane ARM0058 Crank Arm For these Armstrong steam trap

For these Armstrong steam trap parts

which features the proper insulation and diameter for a watertight seal

which is the required signal for the Bunn start circuit

00-inch diameter and 3

the internal bimetal disc may be fatigued

Trane ARM0058 Crank Arm For these Armstrong steam trapThe Trane ARM0058 Crank Arm is a critical OEM component designed for high precision HVAC damper linkage systems. Featuring a specific . 38" diameter bore, this crank arm is engineered to integrate seamlessly with Trane actuator assemblies and linkage rods, ensuring reliable torque transfer in variable air volume (VAV) and rooftop unit (RTU) applications. As a direct OEM replacement part, the ARM0058 eliminates the alignment issues common with