Chesterton 442PR Split Seal with Pumping Ring

The design of the Chesterton 442PR split seal is ideal for hot heater drains and boiler feed pumps where cooling to a single seal must be provided.

The high capacity pumping ring provides for maximum heat removal and reliability in hot water services. The 442PR delivers the lowest cost of ownership from its ease of installation, low cooling, and reliability.

Features:

• High-flow pumping device
• Designed for API Plan 23
• Engineered for high ​​pressure
• High strength external springs
• Non-fretting to equipment
• Premium, high-graphite carbon face
• Ball-and-socket O-Rings
• Patented, automatic centering
• Certified to NSF / ANSI 61