Reliable Switching: SPST contact configuration designed for low-voltage control circuits

As a safety-critical auxiliary limit switch

it ensures a secure electrical path and rapid installation during service calls

The A21348-1 is the current technical replacement for the legacy D2290 gasket used in older Armstrong F&T assemblies

Burner Rack Stability: Facilitates smooth flame "carryover" from the pilot to all burner sections

Trane ARM0058 Crank Arm Reliable Switching: SPST contact configurationThe 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