Description
The Mars 43307 Stem Packing is a precision-engineered replacement sealing component designed to restore and maintain leak-free performance in HVAC valves. With an outer diameter of 0.671″ and an inner diameter of 0.390″, this stem packing provides a secure, compression-fit seal around valve stems, preventing fluid or refrigerant leakage and extending the service life of your valve assemblies.
Whether you are performing routine valve maintenance or a full repair, having the correct stem packing on hand is essential for keeping hydronic, steam, and refrigeration systems operating at peak efficiency. The Mars 43307 is a trusted choice for HVAC technicians and contractors who demand dependable OEM-quality replacement parts.
Key Features
- Outer Diameter (OD): 0.671″
- Inner Diameter (ID): 0.390″
- Designed as a replacement stem packing for compatible HVAC valves
- Provides a reliable, leak-free seal around valve stems
- Suitable for use in hydronic, steam, and refrigeration valve applications
- Helps restore proper valve function and extend equipment service life
Applications
- HVAC valve stem sealing and maintenance
- Hydronic heating system valve repair
- Steam system valve servicing
- Refrigeration valve packing replacement
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