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Verified OEM Specs: Matches the 1/2" bore and 7" diameter requirements of professional-grade Trane and American Standard equipment
Designed as a manual reset limit switch
these o-rings are specifically optimized for low water cut-off (LWCO) and mechanical water feeder assemblies
Technicians should check for a dirty air filter
Key Benefits: Dual-Section Design: Simultaneously supports the compressor and fan motor
Armstrong International A21959-1 Gasket Verified OEM Specs: Matches theThe Armstrong International A21959 1 is a critical replacement steam trap gasket engineered specifically for A6 and B6 Series Float & Thermostatic (F&T) traps. Designed to maintain a high integrity seal under fluctuating pressure and temperature cycles, this component is essential for heavy duty industrial steam systems. In F&T applications, maintaining the boundary between the trap body and cap is vital to prevent steam loss and ensure the modulated