Sherwood | Pentair  p/n 23906 or JP Marine p/n MCSSET0029 replacement mechanical seal to G20000 & G 30000 Series Engine Coolant  pumps.
Suit CAT C32 Seawater Pump.
This seal is a direct replacement for the OEM version and suits all Sherwood | Pentair Pumps listed below. 

This seal fits the following pump size and models:
  • Model G22011-01
  • Model G22012-01
  • Model G22012X
  • Model G3001-01
  • Model G3001-02
  • Model G3001X