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Type 4620P

Compact, General-duty, Dual Cartridge O-ring Seal with Pumping Ring

The Easiest Cartridge Seal Solution

The Type 4620P dual cartridge seal, available off the shelf the world over, brings a new era of affordability to fluid sealing with assured dependability. It's the complete solution for sealing satisfaction in general industrial applications. This compact, single cartridge seal gives customers the best value for their sealing investment without compromise!
The Type 4620P meets key industry pump standards and is designed to permit use in rotating shaft equipment including ANSI/DIN pumps, close-coupled pumps, vertical pumps and similar rotating shaft equipment.

Document Finder


  • California Residents: PROPOSITION 65 WARNING
  • Dual seal arrangement — incorporates an elastomer O-ring as the dynamic secondary sealing member
  • Inboard primary and mating ring reverse balance design allows for ID or OD pressurization, permitting the dual seal to operate as an unpressurized tandem or pressurized double seal
  • Pumping ring is standard — no extra cost
  • No extra inventory to carry
  • Flow-optimized design with integral pumping ring arrangement
  • Tangential piping ports
  • Increased cooling flow and face lubrication, greatly extending seal life
  • Cartridge design with factory-preset and pressure-tested assembly
  • The only dual cartridge design with a centering ring eliminating need for external setting clips
  • Eliminates potential assembly and installation errors


Temperature Limits


Pressure Limits

220 psi(g)/15 bar(g) process pressure

Speed Limits

3600 rpm

Size Limits

1"/24mm to 5.500"/140mm

Recommended Applications

  • Process pumps
  • Mixer and agitators
  • Other rotating equipment

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