you must never use a lower voltage rating than the original equipment specifies

Engineered for high-temperature resilience

reducing the frequency of emergency service calls

or a blocked flue

Nor East Controls 30041085-218 Packing Spring you must never use aThe Nor East Controls 30041085 218 Packing Spring is a critical mechanical component engineered for precise industrial control valve maintenance. In any high demand HVACR or process flow environment, the integrity of the stem seal depends on consistent alive loading. This replacement valve spring provides the exact compression force required to maintain packing seal integrity, preventing fugitive emissions and hazardous leaks in steam, water, or