PRODUCTS

We partner with leading manufacturers in fluid handling and industrial systems to deliver reliable solutions that improve performance where it matters most.

Chesterton 442 Split Seal

High-Performance Seals Available in Large Diameters

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​The Chesterton 442 split seal is ideal for equipment that is difficult and time-consuming to disassemble, such as large pumps, vertical pumps, and horizontal split case pumps. This ​proven, compact design can be used in a wide variety of equipment and process fluids.​

The patented, high-performance split technology allows the 442 to operate from vacuum to high pressures.

  • ​Compact design allows for easy installation and a fit advantage on most equipment
  • Split, low-cost repair kits reduce ongoing maintenance costs even further
  • Designed with the installer in mind, the ball-and-socket O-Rings provide a quick and easy leak-free seal without the use of adhesives
  • Captive screws cannot fall out, making installation straightforward and reliable

1NSF version available upon request.

Features:

  • Fully split mechanical seal
  • Ball-and-socket O-Rings
  • Adjustable gland tabs
  • Patented, automatic centering
  • Patented, full-vacuum capability
  • Engineered for high pressure
  • Non-clog external springs
  • Non-fretting to equipment
  • Dry run capable
  • Large seal diameter options
  • Integral dual flushport​
  • Certified to NSF/ANSI 61​
SKU: Chesterton 442 Split Seal
Manufacturers

Chesterton

FAQ

We specialize in industrial fluid handling solutions, including pumps, filtration systems, valves, and related components. Our focus is on delivering reliable, high-performance equipment tailored to your specific application.

Our team can help you identify the best solution based on your requirements such as flow rate, pressure, material compatibility, and operating conditions. Simply reach out with your details, and we’ll guide you through the selection process.

Yes, we provide customized and engineered systems to meet unique operational needs. Whether it’s a modification to an existing product or a fully tailored solution, we work closely with you to ensure optimal performance.

We aim to respond to all inquiries quickly, typically within one business day. For urgent requests, you can contact us directly by phone for faster assistance.

Customer Reviews

“A review from a customer who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Customer Name
“A review from a customer who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Customer Name
“A review from a customer who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Customer Name

Social Media Posts

This is a gallery to showcase images from your recent social posts