Chesterton 442M Mixer Split Seal

Chesterton 442M Mixer Split Seal

Split Seal that Accommodates Radial and Axial Shaft Motion for Industrial Mixers & Agitators


​​​​​​​​The Chesterton 442M split mechanical seal eliminates the need for equipment disassembly during seal installation and reduces maintenance costs. This split technology includes vacuum-to-positive pressure capability, which is especially beneficial in process vessel material transfer. It accommodates large radial and axial shaft motion associated with industrial mixers, agitators, reactors, and blenders.


  • ​Installation is made easy with patented, automatic centering
  • Uses many patented features allowing for easy and cost-effective field repair
  • The unique ball-and-socket O-Rings are the easiest to install and are leak-free without the use of adhesives
  • Available in sizes ranging from 20 mm to 610 mm (.75″ in.-24 in.)



  • Ball-and-socket O-rings
  • Patented, automatic centering
  • Patented, captive fasteners that will not fall out
  • Large axial and radial motion handling capability
  • Full vacuum and high pressure sealings
  • Non-clog external springs
  • Non-fretting to equipment
  • Dry run capable
  • Compact design
  • Integral dual flushport


SKU: Chesterton 442C XL Cartridge Split Mechanical Seal-1 Category:
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