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Chesterton 250 General Purpose Dual Seal

This dual seal is a value leader in its class
The 250 is designed for cost-effective upgrading from packing and underperforming single seals—further increasing plant reliability. The 250 is an ideal choice for baseline applications where the need for special alloys doesn’t exist.
The off-set gland design is very efficient in barrier fluid exchange whencompared to most other cartridge seals in its class. This design has improved heat removal. Seal face geometrics are optimized to ensure reliable sealing under varying temperature and pressure changes.